Double-thumbscrew for sliding doors and windows. Rubber insert helps prevent marring on window frame. Includes one lock.

Securely locks patio door in closed or ventilating position by preventing sliding and lifting. 2-3/8 in L x 3/16 in OD case hardened steel pin locks in retaining ring when engaged and stores in holder when unlocked. Includes pin with chain, retaining cap, holder and installation screws.

National Hardware Patio Door Security Pin, Steel, Nickel

Die-cast painted housing with case-hardened steel bolt. Securely locks door in closed or ventilating position. 2-1/4 in L x 1-1/16 in W. Prevents sliding or lifting of door. Bolt 5/8 in. Includes 1 lock and 2 installation screws. Prefix U on factory number denotes new Prime-Line packaging.

National Hardware Sliding Door Latch, Steel, Nickel, Dimensions: 1-1/2 in L, Suitable for: Wood or Metal Doors

Designed to secure sliding doors from the inside. Steel bar for security. Features long extension bar to reach over moldings, trims and more. Flush mount or corner applications. Visual-pack.

Designed to secure sliding doors from the inside. Steel bar for security. Features long extension bar to reach over moldings, trims and more. Flush mount or corner applications. Visual-pack.

Designed to secure sliding doors from the inside. Steel bar for security. Features long extension bar to reach over moldings, trims and more. Flush mount or corner applications. Visual-pack.

Telescopic aluminum bar accommodates 28 in to 48 in wide inside and outside sliding patio doors. No cutting required. Includes 1 bar, locking saddle and installation screws.

Telescopic aluminum bar accommodates 28 in to 48 in wide inside and outside sliding patio doors. No cutting required. Includes 1 bar, locking saddle and installation screws.

National Hardware Patio Door Lock, Steel, Aluminum, Dimensions: 1.4 in L x 1.78 in W x 0.97 in D, Suitable for: Patio Doors