Phoenix Locksmith  Home About us Emergency services Residential Commercial Free estimate Contact us Search:  Emergency Services Locksmith Services Auto / Car Locksmith Residential Locks Commercial Locks Alarm Systems CCTV Access Control Intercom Systems Phone Systems   Hardware & Accessories 480 security door chain Back To: Hardware & Accessories Products Heavy duty polished cast brass and bronze. Interlocking the chain with the doorplate permits the door to be slightly opened to allow viewing while maintaining security. Home About us Emergency services Residential Commercial Free estimate Contact us Locksmith| Houston locksmith Detroit locksmith| Seattle locksmith| Locksmith Phoenix