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Find Your uPVC Door Gearbox

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.
READ MEASUREMENT GUIDE →

 

Door Lock Centre Gearboxes

If you need help figuring out what gearbox you need please click here for our guide
Mila Upvc Door Lock 35mm Backset Gearbox Coldseal Upvc Twin Dual Spindle
Mila Upvc Door Lock 35mm Backset Gearbox Coldseal Upvc Twin Dual Spindle
£26.99 - £26.99
£26.99
£26.99 - £26.99
£26.99

Mila Upvc Door Lock 35mm Backset Gearbox Coldseal Upvc Twin Dual Spindle

Mila
In stock

Mila uPVC Door Lock 35mm Backset Gearbox Mila uPVC Door Lock 35mm Backset Gearbox Coldseal uPVC Twin Dual Spindle A repla...

View full details
£26.99 - £26.99
£26.99
£26.99 - £26.99
£26.99
Genuine Mila Coldseal Door Lock Gearbox Centre Case uPVC 35mm Twin Spindle
Genuine Mila Coldseal Door Lock Gearbox Centre Case uPVC 35mm Twin Spindle Sold out
£43.99 - £43.99
£43.99
£43.99 - £43.99
£43.99

Genuine Mila Coldseal Door Lock Gearbox Centre Case uPVC 35mm Twin Spindle

Mila
Out of stock

Genuine Mila Coldseal Door Lock Gearbox Centre Case uPVC 35mm Twin Spindle This replacement centre case gearbox is designed for the Mi...

View full details
£43.99 - £43.99
£43.99
£43.99 - £43.99
£43.99
Sold out
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