This Keyed Deadbolt Lock by Prime-Line Products is a flush mounted, spring-loaded deadbolt lock that is easy to install with only a few simple tools. It is key locked from the inside, and it comes with three different keepers, which offers flexible mounting options for both inswing and outswing hinged doors. For best results, follow the installation instructions included with each package. This lock is constructed of diecast materials and comes in a corrosion-resistant, brass-plated finish.

Nice lock that was way better than a hasp and padlock.. Anonymous. Thu Feb 26 2026

First Watch Security's range of patio and window locks is suitable to provide your home with additional security and give you peace of mind when you are away. Some patio doors can be lifted off their track - our anti-lift devices aid to prevent this.

Great product!. Jeffrey. Lakewood, OH. Fri Jan 16 2026

Use this Prime-Line U 9819 Aluminum Sliding Window Security Lock to secure metal horizontal sliding windows in a closed or ventilating position. The thumb turn screw of this sliding window lock secures the lock in place. Easily install this secondary lock with no tools required. The secure window lock has a natural finish and can fit up to a 1/8 inch wide rail. For further dimensional information, please see the line drawing and compare with your needs before purchasing

These patio door lock pins are constructed of steel and come in a chrome plated finish. They feature a 3/16 in. outside pin diameter and have a 2-5/8 in. long reach. Each set includes a pin holder on chain for easy storage when not in use, and a retaining ring to add strength at insertion point when lock is engaged. These patio door pin locks are designed to secure the sliding door in place when in the closed or ventilating position. These lock pins include all installation fasteners and they are simple to install.

This sliding window lock is constructed of extruded aluminum with a non-marring vinyl insert and a steel thumbscrew, and it comes in a milled aluminum finish. The design of this lock is manufactured to fit on older style, metal framed windows – usually of single pane glass. These locks will not work with modern vinyl windows, as the vinyl inserts have only a narrow 1/4 in. opening. For vinyl windows consider using Prime-Line parts U-9809 or U-10547. Once the lock has been mounted and hand-tightened, finish by tightening thumbscrew with pliers to securely lock windows in closed or ventilating positions. These locks are easy to install and are used by many to increase the security of their home.

Deltana is an architectural hardware manufacturer with a proven record for exceptional service and quality. Deltana inventories America's largest selection of architectural and door hardware in over nine fine finishes made from solid brass, zinc, aluminum, steel, and stainless steel. Deltana Pocket Locks are a reliable choice for all sliding doors.

Great quality. Happy with this purchase!. Leah. Hood River, OR. Sat Feb 07 2026