35/92 Replacement Door Lock Gearbox
Click to enlarge
This is a GU UPVC Door Lock Case with latch and deadbolt that is found in UPVC door locking mechanisms and the case will fit both front and back doors, however this style is now obsolete and difficult to source. The central gearbox is 99 times out of 100 the part that is likely to break on a upvc lockstrip. This can be replaced by simply unscrewing it from the strip and replacing it with the lock case saving both time and money.
These gearboxes are available only in 35mm Backset, Measured from the centre of the square spindle hole to the front edge of the lockcase, they also have a fully reversable latch allowing use on both left and right hand doors.
30/92 now available special order
Your lockcase will have the number 35/92 stamped on it.
Make sure your gearbox looks like our picture
- 35mm Backset (measurement from face plate to centre of spindle)
- 92mm Centres (measurement from centre of lock cylinder to centre of spindle)
- Reversible latch bolt
- Centre deadbolt
- Very simple and quick to fit
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