GU Gearbox Door Lock Centre Case Old Style Replacement uPVC Mechanism 35mm
This is a GU Old Type / Old Style replacement Multi Point Gear Box / Centre Case. Perfect to repair a full Multi-Point Lock or broken centre case. Non oem. Please view the key measurements and technical information to ensure you select the correct replacement.Key Measurements
- PZ - 92mm (distance from centre of spindle to centre of key)
- Backset - 35mm
- Case Width - 51mm
- Case Length - 208mm
How To Measure My UPVC Gear Box?
When trying to identify or measure any multi-point lock, there are two criticial dimensions required - the PZ and the Backset. The centre case height and depth are also useful.
A. The PZ dimension - measured from the centre of the spindle (follower) hole to the centre of the top diameter of the lock cylinder (barrel) hole. (If there are 2 spindles always measure from the top spindle hole).
B. The Backset dimension - measured from the front of the lock face plate to the centre of the spindle (follower) hole.
C. Case Height - the height of centre case.
D. Case Depth - the depth of the centre case.
- 1 x GU Old Type Centre Case