ERA 183-31 40mm High Security Nightlatch with Brass Effect Body by Amazon.co.uk

• Latch bolt automatically deadlocks when door is shut - prevents credit card attack.

• Locking internal handle - Provides additional security.

• 6 Pin cylinder with armoured pull - prevents drill attack

• Ideal for solid or glass panelled, timber or composite doors.

• Bolt can be held in the withdrawn position (only) with the use of the snib feature.