This lock is supplied in 2 parts and features a 20mm faceplate.
Operation: Lift lever
Latch reversal: Undo the screw in the side of the lock case adjacent to the latch. Remove the latch, reverse, re...
This GU new genuine gearbox style fastlocking gearbox features an 8mm single spindle, 92mm centres, 35mm backset and will fit new style GU locks only, not compatible with old style versions.
Operatio...
A 2 hook lock with serrations for attaching shootbolts at the top and bottom of the door.
The screw centres either side of the spindle are 37mm.
Operation: Lift lever.
Latch reversal: Depending ...
The 855 series features Key Wind operation which allows the door to be locked and unlocked by 2 turns of the key. The latch is retracted by the key or the handle. Type 3 refers to 2 roller, 2 hook loc...