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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
Replacement Lockmaster Mila Master Dual Twin Double Spindle Door Lock Centre Case Gearbox
Replacement Lockmaster Mila Master Dual Twin Double Spindle Door Lock Centre Case Gearbox
£17.49 - £17.49
£17.49
£17.49 - £17.49
£17.49

Replacement Lockmaster Mila Master Dual Twin Double Spindle Door Lock Centre Case Gearbox

Lockmaster
In stock

Lockmaster Replacement 35mm Gearbox Double Spindle What Is It? This is a replacement centre case for the Lockmaster / Milamaste...

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£17.49 - £17.49
£17.49
£17.49 - £17.49
£17.49
Lockmaster - Millenco Upvc Gearbox Door Lock (Hook) 35mm 92mm 62mm Night Latch
Lockmaster - Millenco Upvc Gearbox Door Lock (Hook) 35mm 92mm 62mm Night Latch
£25.99 - £25.99
£25.99
£25.99 - £25.99
£25.99

Lockmaster - Millenco Upvc Gearbox Door Lock (Hook) 35mm 92mm 62mm Night Latch

Lockmaster
In stock

Lockmaster Millenco Replacement Door Lock Gearbox (Hook) 35mm – Double Spindle Restore your door’s security with the Lockmaster Millenco...

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£25.99 - £25.99
£25.99
£25.99 - £25.99
£25.99
Safeware Multi Point Upvc Double Glazed Door Gearbox Lock 35mm 92mm
Safeware Multi Point Upvc Double Glazed Door Gearbox Lock 35mm 92mm
£33.99 - £33.99
£33.99
£33.99 - £33.99
£33.99

Safeware Multi Point Upvc Double Glazed Door Gearbox Lock 35mm 92mm

Safeware
In stock

Safeware Double Spindle Replacement Door Lock Gearbox Safeware Double Spindle Replacement Door Lock Gearbox – Centre Case ...

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£33.99 - £33.99
£33.99
£33.99 - £33.99
£33.99