£61.11 (£61.11 / count)
ERA British Standard 40mm Nightlatch, High Security, British Standard, Police Certificated Deadlocking Nightlatch (Satin Chrome)
£59.65
Yale B-1-BLX-PB-60 Double Locking Nightlatch, 60 mm Backset, Brass Finish, High Security, can be Locked from Inside with Key