GU Lift and Slide Lift locking gear 937. Backset: 27.5mm. Sash Height: 865mm - 1285mm. Handle Height: 410mm. Faceplate finish: Silver. GU lift locking gear 6-30019-11-0-1. GU 937 Lift and Slide Door Hardware for profile cylinder. Sash Thickness 56-68mm.
A replacement for GU 936 but you must also change the runners and the connecting rod.
***Special order, non-returnable. Allow around 6 to 8 weeks for shipping.