Prime-Line U 9858 Patio Door Lock, Steel, Chrome, 1-3/8 to 1-3/4 in Thick Door

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.