Kenrick Excalibur Window Gearbox This Kenrick Excalibur Window Gearbox is a replacement window lock gearbox suitable for UPVC windows. Available in two different backset sizes. Backset: 20mm or 22mm Faceplate: 200mm x 15mm Gearbox: 160mm x 29mm Tested to 100,000 cycles Steel shootbolts High security patented locking points
