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 Avantis + 92mm + Dual

Genuine Avantis - Avanco Door Upvc Door Lock Gearbox 45mm 92mm 62mm