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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
Lockmaster Twin Spindle 45mm Replacement uPVC Gearbox Lock Case 45mm 92mm 62mm
Lockmaster Twin Spindle 45mm Replacement uPVC Gearbox Lock Case 45mm 92mm 62mm
£19.49 - £19.49
£19.49
£19.49 - £19.49
£19.49

Lockmaster Twin Spindle 45mm Replacement uPVC Gearbox Lock Case 45mm 92mm 62mm

Lockmaster
In stock

Lockmaster, Milamaster, Millenco 45mm Backset 2-Spindle uPVC Door Lock Gearbox Case Enhance the security of your uPVC door with this Lockmaster,...

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£19.49 - £19.49
£19.49
£19.49 - £19.49
£19.49
Genuine Lockmaster Mila Master Multi Point Upvc Single Spindle Gearbox Door Lock 45mm 92mm
Genuine Lockmaster Mila Master Multi Point Upvc Single Spindle Gearbox Door Lock 45mm 92mm
£27.99 - £27.99
£27.99
£27.99 - £27.99
£27.99

Genuine Lockmaster Mila Master Multi Point Upvc Single Spindle Gearbox Door Lock 45mm 92mm

Lockmaster
In stock

Genuine Lockmaster Mila Master Multi-Point UPVC Single Spindle Gearbox Door Lock 45mm 92mm Genuine Lockmaster Mila Master Mult...

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£27.99 - £27.99
£27.99
£27.99 - £27.99
£27.99
Lockmaster - Millenco Upvc Gearbox Door Lock (Hook) 45mm 92mm 62mm Night Latch
Lockmaster - Millenco Upvc Gearbox Door Lock (Hook) 45mm 92mm 62mm Night Latch
Sold out
£28.59 - £28.59
£28.59
£28.59 - £28.59
£28.59

Lockmaster - Millenco Upvc Gearbox Door Lock (Hook) 45mm 92mm 62mm Night Latch

Lockmaster
Out of stock

Lockmaster - Millenco uPVC Gearbox Door Lock (Hook) 45mm 92mm 62mm Night Latch When a multi-point lock breaks down, the fault is often in the c...

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£28.59 - £28.59
£28.59
£28.59 - £28.59
£28.59
Sold out
Lockmaster - Millenco Upvc Gearbox Door Lock (Hook) 35mm 92mm Single Spindle Night Latch
Lockmaster - Millenco Upvc Gearbox Door Lock (Hook) 35mm 92mm Single Spindle Night Latch
£25.99 - £25.99
£25.99
£25.99 - £25.99
£25.99

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

Lockmaster
In stock

Lockmaster - Millenco UPVC Gearbox Door Lock (Hook) 35mm 92mm Single Spindle Night Latch When a multi-point lock breaks down, the fa...

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£25.99 - £25.99
£25.99
£25.99 - £25.99
£25.99
Lockmaster Slave French Door Upvc Door Multi Point Door Lock Gearbox Single Spindle 45mm
Lockmaster Slave French Door Upvc Door Multi Point Door Lock Gearbox Single Spindle 45mm
£37.41 - £37.41
£37.41
£37.41 - £37.41
£37.41

Lockmaster Slave French Door Upvc Door Multi Point Door Lock Gearbox Single Spindle 45mm

Lockmaster
Low stock

This is the slave lock there is no latch or deadboltGenuine high quality Lockmaster / Milamaster Door Lock Gearbox Centre CaseMuch higher quality ...

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£37.41 - £37.41
£37.41
£37.41 - £37.41
£37.41
Lockmaster Slave French Door Upvc Door Multi Point Door Lock Gearbox Single Spindle 45mm
Lockmaster Slave French Door Upvc Door Multi Point Door Lock Gearbox Single Spindle 45mm
£37.41 - £37.41
£37.41
£37.41 - £37.41
£37.41

Lockmaster Slave French Door Upvc Door Multi Point Door Lock Gearbox Single Spindle 45mm

Lockmaster
Low stock

This is the slave lock there is no latch or deadboltGenuine high quality Lockmaster / Milamaster Door Lock Gearbox Centre CaseMuch higher quality ...

View full details
£37.41 - £37.41
£37.41
£37.41 - £37.41
£37.41
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