1 In Nylon Screen Door Tension Spring With Roller Primeline B 574

Are you having trouble sliding your screen door open or closed? Have you checked your rollers/roller assemblies? Don’t replace the entire door. For a fraction of the cost of a new door, replace those worn-out rollers. This is a tension spring roller assembly, with a downward offset tension spring used by Academy and a variety of other sliding patio door manufacturers. The B 638 roller is a 1 Inch high-density polyethylene roller, the B 687 roller has a plastic ball bearing and the B 639 has a steel ball bearing roller with a 1-3/4 Inch long tension spring that is a heat treated steel spring. When installed the bent, or angled, flat spring positions the roller assembly so that an adjusting screw adjusts the height of the roller as needed. For stainless steel roller assembly use Prime-Line part B 756. Order yours today and have your door slide like new.

Anonymous. Wed May 07 2025

This screen door tension spring is constructed from steel. It features an adjustable 1 in. ball bearing center groove wheel and is heat-treated. A variety of glass door manufacturers use this type of tension spring.

Are you having trouble sliding your screen door open or closed? Have you checked your rollers/roller assemblies? Don’t replace the entire door. For a fraction of the cost of a new door, replace those worn-out rollers. This is a center grooved sliding screen door tension roller that is used by a variety of sliding patio door manufacturers. Used on the bottom as well as the top of the sliding screen door. The roller is a 1 Inch diameter high density polyethylene ball bearing roller. The tension spring is 2-1/2 Inch long and is a heat treated high tension steel spring. For the stainless steel use Prime-Line part B 573. Order yours today and have your door slide like new.

Are you having trouble sliding your screen door open or closed? Have you checked your rollers/roller assemblies? Don’t replace the entire door. For a fraction of the cost of a new door, replace those worn-out rollers. This is a center grooved sliding screen door tension roller that is used by a variety of sliding patio door manufacturers. Used on the bottom as well as the top of the sliding screen door. The roller is a 1 Inch diameter weather resistant stainless steel ball bearing roller. The tension spring is 3-1/4 Inch long and is a heat treated high tension steel spring. For the high density polyethylene use Prime-Line part B 523. Order yours today and have your door slide like new.

Are you having trouble sliding your screen door open or closed? Have you checked your rollers/roller assemblies? Don’t replace the entire door. For a fraction of the cost of a new door, replace those worn-out rollers. This is an Arcadia style roller assembly used by Arcadia doors as well as a variety of other sliding patio door manufacturers. This is also currently a very popular design amongst patio door manufacturers in today's market place. It has a wire tension spring and comes with a 1-3/8 Inch diameter steel roller and fits onto the Prime-Line part B 569 corner insert (sold separately). It is often used on the top as well as the bottom of the sliding screen door. Also look at Prime-Line parts B 515, B 610, B 714, B 736 and B 821 for similar spring tension rollers. Order yours today and have your door slide like new.

Are you having trouble sliding your screen door open or closed? Have you checked your rollers/roller assemblies? Don’t replace the entire door. For a fraction of the cost of a new door, replace those worn-out rollers. This sliding screen door roller assembly is used on Monar Doors and is primarily found to be used in Canada. It has a diecast housing with a 1-1/8 Inch high density polyethylene roller and a unique looped flat tension spring on top. It fits onto the diecast corner housing of Prime-Line part B 712 (purchased separately). Order yours today and have your door slide like new.

Lorna. Mississauga, ON. Sun Sep 10 2023

These window screen tension springs are constructed of heat treated spring steel and come in a zinc plated finish. Tension springs of this style mount onto the sides of aluminum screen frames and provide holding tension when inserted into sliding window screen channels. These tension springs will fit into 5/16 in. or thicker screen frame material. Requires two 3/16 in. holes drilled into the screen's edge for installation.

These fully assembled screens are constructed of white aluminum frame, plastic corners and glide brackets with gray fiberglass mesh. For aesthetic purposes, some only use these screens seasonally, as they prefer to not have permanently affixed screens on their windows. These screens are used horizontally with vertical sliding windows, and vertically on horizontal sliding windows. When using these expandable screens horizontally, the width can adjust from 20-1/8 inch to 37-3/16 inch. When using the screens vertically, the net width is 18-3/16 inch, and the height can adjust from 20-1/8 inch tall to 37-3/16 inch. These screens are easy to install and are commonly used as temporary screening when exterior temperatures allow. These screens are used to help block out flying and crawling insects when ventilation through open windows is desired. The MP16615 has a height of 10-3/16 inches and the MP16617 has a height of 18-3/16 inches.

PERFECT ITEM FOR THE WINDOW! THANK YOU SO MUCH!. Anonymous. Sun Jan 05 2025

This is a zinc-plated steel spring that offers positive tension adjustment for most storm and screen doors. All you have to do is turn the adjusting spring in or out of the mainspring to change the tension for a light or heavy door.

If your window or screen door has a broken or damaged screen, don’t just buy a whole new door – rescreen it! Our screen door repair kit with rolling tool makes it a simple task, and the kit provides everything you need for easy installation. This screen door and window screen repair kit includes a rolling tool with both concave and convex rolling ends for installing screen and spine plus a section of charcoal fiberglass screen cloth and 30 feet of black vinyl spine. New screens improve the appearance of your home and help to keep insects outside where they belong. The P 7515 is 36 x 84 inch screen fabric, and both the P 7541 and P 7542 are both 48 x 84 inch screen fabrics. Installation tip: The cloth and spine are inserted into the spline groove of your screen frame by applying gentle pressure using the included tool.

PET-FRIENDLY DESIGN: The lightweight door net lets cats and dogs push through comfortably on their own, so they no longer need to wait for assistance. At the same time, its sturdy, tear-resistant material withstands daily use and scratches from paws, ensuring durability and long-lasting protection for pet owners.

Very easy to use and it does the job well!. Mary. Hayward, CA. Fri Jul 10 2026

This sliding glass door roller assembly is constructed from steel and features a height-adjustable housing. The concaved edge wheels installed in these roller assemblies are constructed of plastic and include steel ball bearings for smooth and long-lasting operation. The wheels are designed to glide on a single raised aluminum or steel track. This item includes only one roller assembly per package, but a total of 2 roller assemblies are required for each sliding door. These roller assemblies are used to repair patio sliding doors with missing, damaged or malfunctioning roller assemblies. Easy to install with a few simple tools. This style roller is used on Revco-West and similar styled patio doors.

Are you having trouble sliding your screen door open or closed? Have you checked your rollers/roller assemblies? Don’t replace the entire door. For a fraction of the cost of a new door, replace those worn-out rollers. This high-tension steel spring roller assembly fits onto the Columbia Uni-Fit series door. This roller assembly has a 1-inch diameter high-density polyethylene roller mounted in the housing. The flat steel spring end catches onto the inside of the door frame while the flat edges of the two tabs extending out in front of the roller restrict the roller from retracting too far up into the door frame as it rolls. This sliding screen door roller assembly insert has a thinner high-density polyethylene frame than the Prime-Line part B 646. It has an adjustable high-density polyethylene inner housing and high-density polyethylene roller. The assembly inserts into the bottom or top of the sliding screen door using the included screws. The roller adjusts to the correct position needed. This style is found on Columbia sliding screen doors but is also used by a variety of other sliding screen door manufacturers. Please note the dimensions and design when compared with an old roller. Order yours today and have your door slide like new.

This functional curtain rod set showcases a simple design that helps hang your curtains in your bedroom or living room. Arriving in a set of two, these rods feature an adjustable spring tension design that makes it easy to match the size of your window frames. Each piece is crafted from steel in your choice of color to complement a variety of color palettes. We also like that the non-slip, non-scratch rubber ends hold the rods in place while protecting the mounting surface from marks and scuffs. Plus, they do not require tools to install.

Exactly as subscribed. Because they are relatively narrow and diameter, they won’t hold anything super heavy. But that’s fine for when I needed.. Christianna. Mon Jul 13 2026

This is a white flush mounted handle and latch set used by many patio door manufacturers. It has a steel hook latch with 1 inch standard spacing. This handle set will fit a minimum door thickness of 15/16 inch and up to a maximum thickness of 1-1/8 inch. It is 5-11/16 inch long and 7/8 inch wide with 5-1/8 inch mounting holes. Made of diecast metal, the handles fit flush into the screen door frame with an inside automatic locking feature.

was easy to install.. Gerald. Sacramento, CA. Sat Jun 28 2025

The Prime-Line K 5051 spring-loaded screen door catch is constructed from high-quality steel with a durable zinc-plated finish, ensuring long-lasting performance and secure closure. Featuring single roller arms, it keeps your screen door firmly shut, preventing unwanted openings caused by loose or worn latches and door closers. Designed for universal compatibility, this catch fits most hinged-swinging screen doors and accommodates various door and casing thicknesses for a versatile installation. Equipped with smooth, no-mar plastic rollers, it protects your door’s finish from scratches while delivering consistent latching and smooth operation. For precise fitting, please refer to the line art drawing to confirm dimensions before purchasing.

This magnetic, self-adhesive door curtain is easy to install, even by one person. Simply attach the strip to the door frame. This door curtain uses a magnetic element to control the door's opening and closing, ensuring strong magnetic force and long-lasting durability. Available in different sizes to accommodate various door frames.

This was easy to install and does the trick for keeping out the flies and mosquitos!. Margie. Talmage, CA. Tue Apr 21 2026

These are 3 in. x 3 in. stick-on fiberglass screen patch for repairing holes and/or small tears in your fiberglass window screens and screen doors. It can be easily attached without using special tools. Easy to follow instructions are included. Each card has five (5) 3 in. x 3 in. patches and each package contains 10 cards. Gray finish.

Anonymous. Wed Nov 27 2024

Nuk3y magnetic screen door is designed to make your life easier with long-lasting performance. Our magnetic screen doors are constructed with heavy-duty fiberglass mesh material. This will provide premium strength that is tear-resistant, more transparency, waterproof, and flame retardant. All hardware is included with instruction on how to install it. Available in a variety of sizes for different size doors.

I measured and purchased 3 screen doors…one double size door and two single doors with built in magnets and put them up by myself in a matter of minutes using Velcro and extra tacks (provided) in my beautiful Green House. No matter how many times I go In and Out of screen doors…it closes every time…I am very pleased with Products, Service and Delivery. Thank You Wayfair !. Millie. US. Thu Apr 09 2026

Are you having trouble sliding your screen door open or closed? Have you checked your rollers/roller assemblies? Don’t replace the entire door. For a fraction of the cost of a new door, replace those worn-out rollers. This is a tension spring roller assembly, with a downward offset tension spring used by Academy and a variety of other sliding patio door manufacturers. The roller is a 1 Inch high-density polyethylene roller with a 1-3/4 Inch long tension spring that is a heat treated steel spring. When installed the bent, or angled, flat spring positions the roller assembly so that an adjusting screw adjusts the height of the roller as needed. For stainless steel roller assembly use Prime-Line part B 756. Order yours today and have your door slide like new.

Are you having trouble sliding your screen door open or closed? Have you checked your rollers/roller assemblies? Don’t replace the entire door. For a fraction of the cost of a new door, replace those worn-out rollers. This is a very popular sliding screen door corner used by Arcadia, Guardian and a variety of other sliding screen door manufacturers. It is diecast with an adjustment screw that would adjust the Prime-Line part B 515 style roller (sold separately) that has been installed onto the corner's roller pivot arms. The diecast corner fits into the sliding screen door frame holding the bottom or top rails and the side stiles together. Order yours today and have your door slide like new.

Are you having trouble sliding your screen door open or closed? Have you checked your rollers/roller assemblies? Don’t replace the entire door. For a fraction of the cost of a new door, replace those worn-out rollers. This spring tension roller assembly is used by DorWal, Guardian as well as a variety of other sliding patio door manufacturers. It has a flat tension spring, steel housing and a 1-1/4 Inch high-density polyethylene roller. The roller installs into the door by snapping onto the existing diecast door frame corner. These can be used as top or bottom rollers. Order yours today and have your door slide like new.

This Twist & Fit Tension Rod showcases a simple, damage-free design that helps hang your curtains in your bedroom or living room. An adjustable camlock tension device lets you easily twist the rod to fit it into your window frames for fuss-free installation. This rod is crafted from metal with a versatile, neutral finish and comes with two decorative finials for a classic look. We also like that the non-slip, non-scratch rubber ends hold it while protecting the mounting surface from marks and scuffs. Plus, it does not require tools to install.

Strong and locks, very good and strong design.. Karina. Flushing, NY. Mon Jun 08 2026

Are you having trouble sliding your screen door open or closed? Have you checked your rollers/roller assemblies? Don’t replace the entire door. For a fraction of the cost of a new door, replace those worn-out rollers. This is a tension spring roller assembly with an offset, or bent, spring design used by Academy, Metal Industries and a variety of other patio door manufacturers. The roller is a 1 Inch diameter steel ball bearing roller with a tension spring that is a heat treated steel spring. The bent, or angled flat spring installs into the screen door frame so that the roller assembly cushions the door as it rides back and forth. For high density polyethylene rollers use Prime-Line part B 609. Order yours today and have your door slide like new.

This shower curtain rod is composed of three parts, including the spring telescopic main rod, the splicing rod and the tail rod. It can be used as a wardrobe pole, bathroom pole or curtain pole. It can also be used as a curtain rod for doors and Windows with support points at both ends.

Holds up blackout curtains for my son’s room. The triple window measures 105”. Karen. MA. Sat Jul 04 2026

This is a heavy-duty pneumatic storm door closer for heavy weight wood or aluminum outswinging doors. It has a 1-1/2 in. barrel that is 10-3/8 in. long in a white finish. It comes complete with mounting brackets and attaching hardware. It has adjustable closing speed.

The Prime-Line N 6847 pocket door roller assembly is compatible with a variety of bypass, bi-fold, and pocket closet doors, offering smooth and quiet operation for your sliding door needs. This roller assembly features a top-hung, center-mounted tricycle design with 3/4 inch flat rollers, ensuring seamless and long-lasting door movement. Built with a steel bracket and durable plastic rollers, this pocket door assembly provides reliable strength and quiet functionality for heavy-duty applications. The threaded rod easily installs into the bracket at the top of the door, making this closet door assembly quick and simple to set up with basic tools. Designed for 1-3/8 inch thick doors and tracks with a 1-1/8 inch inside width. For further dimensional information, please see the line drawing and compare it with your original item before purchasing.

Worked well to fix our pocket door. Pam. Belleville, ON. Thu Nov 19 2020

Add versatile functionality to your space with the MERIVILLE 1-Inch Diameter Spring Tension Rod, designed for easy installation and reliable everyday use. This adjustable rod uses a spring tension mechanism to create a secure, tool-free setup—ideal for windows, closets, showers, and other spaces where drilling is not preferred. Constructed from durable metal, this rod provides dependable support for lightweight curtains, shower liners, or closet applications. The telescoping design allows for a customizable fit across a range of sizes, while the clean, minimal profile blends seamlessly with both modern and traditional interiors. Available in multiple lengths and finishes, this tension rod offers a practical and flexible solution for a variety of household needs. Select sizes also include optional rod holders for additional stability in wider installations.

The curtain rods are heavy duty and exactly what we were looking for. Very nice product. Raechiel. US. Mon Jun 01 2026

Covers & All Magnetic Screen Door, Made of 6 Oz Black Mesh Resistant to Abrasion (32" W x 80" H)

I have bought several of these over the years for garage entry I just bought my last would definitely recommend. Phillip. US. Mon May 18 2026

The magnets are sewn on both sides of the curtain. The triple-knit magnetic sheer curtain door can block 70% to 95% of sunlight and ultraviolet rays, ensuring privacy and effectively insulating and keeping warm. The product includes a panel, a bracket, and adhesive fixing straps, making installation quick and easy. It has a slot design for flexible installation. It can protect furniture and floors, cool down in summer and keep warm in winter. It is fixed with both magnetic clips and magnetic rods, and the height can be adjusted. It can be machine washed, using mild detergent, and cannot be bleached. It can be turned over for drying or ironed.

Wish they were alittle wider but overall am happy with my purchase!. Lorinda. Wisconsin Rapids, WI. Tue Apr 28 2026

Are you having trouble sliding your screen door open or closed? Have you checked your rollers/roller assemblies? Don’t replace the entire door. For a fraction of the cost of a new door, replace those worn-out rollers. This insert style sliding screen door assembly has a high density polyethylene housing with a high density polyethylene roller insert. It is used on the Academy Uni-Fit screen doors. The roller is a 1 Inch steel ball bearing roller and is used on the top or the bottom of the door. Easy to install, by inserting into the open U-shaped frame and inserting the screw. For steel ball bearing see Prime-Line part B 624. Order yours today and have your door slide like new.

Are you having trouble sliding your screen door open or closed? Have you checked your rollers/roller assemblies? Don’t replace the entire door. For a fraction of the cost of a new door, replace those worn-out rollers. This stainless steel housing and spring-loaded arm with the 1 Inch stainless steel roller attached is used by Bay-Mills as well as a variety of sliding screen patio door manufacturers. The roller arm is spring-loaded and adjusted by the adjustment screw on top. Order yours today and have your door slide like new.

Our room partition bar features a unique pushbutton design and powerful springs. Oversized non-slip rubber pads at both ends provide strong horizontal support. The clever design ensures that the spring pull rod curtain rod will never fall, helping you create your own private space. Made of high-quality carbon steel with a black matte finish, this tension curtain rod is robust and rust-free. The stable bi-directional support structure ensures excellent load-bearing capacity. The 1.26-inch diameter pipe allows the tension curtain rod to withstand up to 70 pounds of weight. This room partition bar can be used indoors and outdoors, such as bathrooms, laundry rooms, gazebos, pergolas, balconies and motorhomes. It can be used to hang privacy curtains or blackout curtains in bedroom Windows, and can also be used as the perfect room partition to enhance the decorative style of the room. Note that the 51-146 inch tie rod comes with the following parts: 43-63 inch spring rod *1, 43-inch additional long rod *1, and 23-inch additional short rod *2.

Really long and fit my sliding doors and triple windows will be purchasing more. Karen. MA. Sat Jul 04 2026

Upgrade your windows with a no-drill cordless cellular shade designed for quick, hassle-free installation. Featuring a unique finger-tighten locking system, it allows you to position and secure the shade with ease—no excessive force or slipping required. Simply tighten by hand, lock in place, and finish with the included wrench for a secure fit.

Came fast. Easy to install and I am ordering more. Martha. Bristol, RI. Sun Jul 12 2026

These are plastic clips used to secure window screens, storm windows, and storm door panels. Accepts a #10 screw.

Easily build, repair, and replace missing or damaged window screen frames with this Prime-Line Window Screen Frame. The aluminum window screens frames may be used in combination with solar screen fabric (sold separately) to create effective sunscreens that mount on the outside of your windows to block most of the sun's hot rays from entering your home. The aluminum screen frame is constructed with a thicker spline channel for added support. With everything needed in this window screen frame kit to make brand-new window screen frames, you can easily replace one that is missing or damaged. Frame materials are straightforward to work with, easy to cut to size and assemble. The window screen frame replacement measures 5/16 inch x 3/4 inch. Please refer to the line-art for dimensional information and compare with your needs before purchasing.

Versatile 6-piece telescopic curtain rod set is perfect for a wide range of applications, from small windows and cabinets to RVs, refrigerators, and wardrobes. Crafted from high-quality carbon steel with a exquisite baked paint metallic finish, this small extendable drapery rod can be easily adjusted to meet your specific needs whether for your own home or for rent. The innovative TPR anti-skid design at both ends ensures a secure and stable hold, preventing the rods from slipping or falling. Rust and corrosion-resistant, these rods are easy to clean and maintain, ensuring a long-lasting, attractive appearance in any setting.

Perfect for the cabinets in my kitchen laundry room and bathroom. Anonymous. Sat Jul 11 2026

Our upgraded sturdy fiberglass screen mesh is tear-proof,well-ventilated,well-lighted,fireproof and corrosion-resistant. it's up to 10 times stronger than traditional polyester screen door net. The edges on the back of the screen is also covered by the premium cloth and it can fix the loop strip and the screen mesh well to ensure the long service life.SCREEN SIZE 40"x83",FITS ALL DOOR UP TO 38"x82": If your door frame measures 38" or less in width and 82" or less in height,then this hanging magnetic screen doors for single door will be fit. Can be used as a replacement for a fixed sliding screen door and fits front, rear, interior or exterior,entry,patio, balcony, glass, garage, as magnetic screen door for sliding door. Important: Measure your door before ordering to be sure our screen for door with magnets will fit.

Very sturdy and easy to open and closes back up. Easy to hang up as well.. Patti. US. Thu Jul 02 2026

[TIPS] Please measure the installation width first, and then purchase the correct size.This 63-123 inches size is only compatible with installation widths of 43 to 123 inches, and is not compatible with widths under 43 inches or above 123 inches

Awesome!! Love it! Very easy and it doesn’t bow in the middle at all.. Anonymous. Sun Apr 26 2026

These are extruded aluminum clips used to attach storm windows or screen panels to storm door frames with aluminum knurled head thumbscrews. They are easy to install. Can be tightened with a wrench if care is used.

These are extruded aluminum clips used to attach storm windows or screen panels to storm door frames with aluminum knurled head thumbscrews.

Permastik magnetic insect screens protect your space from mosquitoes, flies, bugs, and any other insects looking to share your home. Install in caravans, boats, and campers to keep your adventures pest free. Suitable for windows of varying sizes, simply cut screen to fit windows up to 47.2 x 39.3 inches.With reliably hassle-free installation, you can have the magnetic insect screen up and protecting you from pests in minutes without any hardware - simply assemble the frame, insert mesh and magnets, peel adhesive, and apply to the surface. Best for use with non-porous surfaces including coated timber, metal, tile, painted drywall and glass. Featuring uv resistant mesh made with durable fibreglass for pet-proof protection, the heavy-duty adhesive leaves no marks or holes to keep walls and windowsills pristine and well kept. With forty years of experience in developing quality adhesives, permastik provides the best products for your home, office and recreational needs so you can “hang it all, save the wall.”

Omg!!! This was the most easy project! No tools needed and once up they looked amazing. Now I can finally keep my windows open. Theresa. US. Thu Jun 12 2025

The brilliant no tools 7/16" spring tension rod is a versatile and easy-to-use solution for hanging your curtains. It is quick and easy to install inside of your window casing with no tools required, making it the perfect solution for areas where installing traditional curtain rods is not an option. Available in two adjustable lengths 18-28" and 28-48", the 7/16 inch diameter metal rods are perfect for hanging lightweight or sheer curtains. The non-slip, non-scratch rubber ends hold the rod in place while protecting the mounting surface from marks and scuffs. It is ideal for use in dorms, apartments, or any room where a simple solution is needed. Includes two fast fit no tools spring tension rods

I wanted to cover this storage space without drilling holes. I found this long sheer curtain, and this tension rod was perfect for it! I bought 18-28 size.. Mary. Hayward, CA. Fri Jul 10 2026

1.CREATE YOUR PRIVATE SPACE: Our large room divider tension rod are sometimes used in your living room,bedroom.To spice up your house ,create a private space and make full use of your space.No disturbing.

Very strong tension rod! It's handling some pretty heavy blackout curtains for me no sweat. Great purchase.. River. CT. Thu Mar 19 2026

This Screen door size: 38 x 83 inch, Fit Door Size: 36 x 82 inch. Before purchase, please carefully measure your door size (not include door frame part ) and order the Fit Door Size accordingly.

Are you having trouble sliding your screen door open or closed? Have you checked your rollers/roller assemblies? Don’t replace the entire door. For a fraction of the cost of a new door, replace those worn-out rollers. This sliding screen door corner assembly is used on Metal Industries doors and a variety of other sliding patio door manufacturers. It is an all-in-one corner and roller combination. It is made of stamped steel with an adjustment screw and center grooved spring activated high density polyethylene roller attached at the end of the bottom leg. The roller is 1 Inch in diameter. The corner fits into the sliding screen door frame holding the bottom or top rails and the side stiles together. Order yours today and have your door slide like new.

Update the look of a room in your home with this Everly Quinn Adjustable Tension Curtain Rod. This high-quality tension pole installs easily in most standard window frames and closets. No tools are required. It can hold curtains and drapes, as well as shower curtains and liners in your bathroom. The final at the end gives this tension rod the look that it was professionally installed. Designed to blend style and function, it will make an ideal addition to most home or office decor.

Not the best quality material by any means but it gets the job done and it’s such a good alternative to drilling holes in the wall (see above for my first mistake). Also this is a nice color and matches my brushed gold hardware nicely, not brass looking at all.. Sofia. Beavercreek, OH. Thu Feb 12 2026

These window screen tension springs are constructed of heat treated spring steel and come in a zinc plated finish. Tension springs of this style mount into the corners of 45 degree cut aluminum screen frames and add holding tension when inserted into sliding window screen channels. These tension springs will fit into 5/16 inch or thicker screen frame material. No tools are required for these easy to install tension springs.