First Watch Security 1800 Keyed Chain Door Guard, 7 in L, 3.88 in W, 1-3/4 in H, Polished Brass

First Watch Security Keyed Chain Door Guard, Polished Brass, 7 in L, 3.88 in W, 1-3/4 in H, Includes: Key

Features:

• Can be unlocked with key from inside or outside
• Bolt slides into keyed mechanism to lock
• Secures door while allowing 2 in opening for viewing or ventilation