Ingenious Gearbox Centre Lock Cases

Ingenious Professional Gearbox is suitable for French doors and has a 45mm backset. The gearbox has unique “slider” technology for a long lasting, smooth operation, and comes complete with a 10 year guarantee.The unit automatically locks when the door is closed, the centre case deadbolt only ope..

These Ingenious Professional Gearbox has an auto-locking centre hook and 35mm or 45mm backset. The gearbox has unique “slider” technology for a long lasting, smooth operation, and comes complete with a 10 year guarantee.Reversible latch Auto-locking centre hook Suitable for French doors ..