Carlisle Brass Door Security Bolt 57 x 32mm (L x Dia) Satin Chrome provides high level of security. It is also called rack bolt. The bolt is fixed inside the door edge and can be locked as well as unlocked using a separate splinted key or with a fixed splinted turn. The product has an internal saw tooth rack mechanism into which the splinted key is inserted. Finish prevents tarnishing. Corrosion resistant. .
