Designed for single or double doors, transom windows and other applications where a chain release is desired. Universal and angle strikes are furnished. Bolt is reversible for in- or out-swinging doors. Chain is 15" long. Steel case, chain and strike.
National Hardware Chain Bolt, Series: V820, 6 in Bolt Length, Zinc Plated, BHMA A138.18, For In-Swinging Doors Only