Door Lock Centre Gearboxes

Select your sizes below to see only the gearboxes that fit your door.

Not sure what Backset, PZ or Overall Width mean? Watch out — getting these wrong means the gearbox won't fit.

Brand

Backset

Overall Width

Spindle

Home Door Lock Centre Gearboxes Ingenious + 92mm + Dual

Ingenious Genuine Upvc Gear box Door Lock Centre Case 45mm Backset Double Spindle