The original Mantis 1 lock has a unique gearbox featuring 86/117mm centres.
Please note that older versions of this lock do not have any markings on the faceplate.
Operation: Lift lever or double s...
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...