This operator cover is constructed from diecast zinc. This type of operator cover is designed to snap onto the worm housing of the truth entry guard operator.

Replace or repair worn sliding door rollers with this 1-1/2 inch plain back tandem roller assembly, compatible with a variety of vinyl sliding patio doors. It features two concave (or grooved) steel ball bearing rollers in a durable stamped steel housing with rear adjustment for precise alignment. The housing measures 3/4 inch wide and 1 inch tall, with a #10-32 threaded mounting hole on the top for secure installation. Ideal for DIY homeowners or contractors, this assembly restores smooth, quiet sliding performance.

This 1-1/4 inch plain back tandem roller assembly is designed for Keller, Milgard, and a variety of other vinyl sliding patio doors. It features two concave steel ball bearing rollers in a durable stamped steel housing with rear adjustment for precise alignment. The housing measures 11/16 inch wide and 1 inch tall, with a 1/4-20 threaded mounting hole on the back for secure installation. Perfect for DIY homeowners or contractors, this assembly restores smooth, quiet sliding operation and long-lasting durability to your patio doors.

Restore smooth, quiet sliding door performance with the Prime-Line D 1791 Tandem Roller Assembly. Designed for use on Milgard and other compatible vinyl sliding patio doors, this replacement roller assembly helps eliminate sticking, dragging, and difficult door operation caused by worn or damaged rollers. It is an ideal solution for maintaining proper door function without replacing the entire door system. Constructed with a durable stamped steel housing finished in corrosion-resistant yellow zinc, this roller assembly is designed to withstand the demands of daily use. The tandem design incorporates two 1-1/8 in. concave steel rollers equipped with precision ball bearings for smooth, reliable movement along compatible door tracks. The adjustable design allows fine-tuning of door height and alignment after installation to help optimize sliding performance. The housing measures 3/4 in. wide by 1 in. high and features a 1/4-20 threaded mounting hole on the back for secure attachment. Whether performing routine maintenance or correcting worn door hardware, this tandem roller assembly helps extend the service life of compatible patio doors. Review the dimensional drawing and compare all measurements with your existing roller assembly before purchasing to ensure compatibility.

Replace or repair worn or broken sliding door rollers with this 1-1/4 inch unique back tandem roller assembly. Compatible with a variety of vinyl, aluminum, and wood sliding patio doors, it features two concave (or grooved) steel ball bearing rollers in a durable stamped steel housing with rear adjustment for precise alignment. The housing measures 3/4 inch wide, 1-1/8 inch tall, and 3-1/8 inches long, with a #10-32 threaded mounting hole on the back and an optional threaded hole on top for versatile installation. Ideal for DIY homeowners or contractors, this assembly restores smooth, quiet operation.

This 1-1/4 inch F-tab tandem roller assembly is designed for Guaranteed Products and a variety of other sliding patio doors. It features two concave plastic ball bearing rollers in an adjustable stamped steel housing for smooth, quiet operation. The F-tab mounting allows the corner screw to pass through, capturing the assembly between the side stile and bottom rail as the screw draws the components together for a secure fit. The housing measures 11/16 inch wide with a 13/16 inch flare, 1-1/4 inch tall, and 3-1/8 inches long. Rear adjustment allows precise alignment, making this assembly ideal for DIY homeowners and contractors.