Double thumbscrew for sliding doors and windows. Rubber insert helps prevent marring on window frame. Includes 1 lock.

Securely locks patio door in closed or ventilating position by preventing sliding and lifting. 2-3/8"L x 3/16"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, Series: V813, Suitable For Use With: Sliding Doors and Windows, Steel, Nickel Plated

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

National Hardware Door Latch, Sliding, Series: V800, Suitable For Use With: Wood or Metal Doors, Flush Mounting, Die Cast Steel, Nickel Plated, 1-1/2 in L Latch

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

Visual-pack.

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

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

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