The Yale 77 saeries traditional nightlatches are the original Yale lock with classic styling. The deadlocking snib function enables the latch to be held back or deadlocked internally

• The nightlatch is key operated from the outside and has a knob handle for operation from inside
• The 77 series nightlatches have a 60mm backset, this is the measurement from the edge of the door to the centre of the keyhole
• Supplied with 1109 external cylinder
• Has a hardened case finished in Electro Nickle Brass and the Cylinder is finished in Polished Brass
• Supplied with 2 x keys
• Security Rating: Standard
• Not recommended for glass panelled doors, unless used in conjunction with a 5 lever mortice lock