Maco Mark 1 Upvc Window Lock Gear Box 20mm or 22mm Backset
Maco Mark 1 centre gearbox accepts shootbolt extensions. This maco centre shootbolt gearbox has either a 20mm or 22mm backset. The shootbolt rods connect into the teeth attatched to the lock box mechanism.
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Maco Mark 1 UPVC Window Lock Drive Gear Box 20mm or 22mm Backset Connects to Shootbolt Rod Extensions
- Backset: 20mm or 22mm
- Cam Height: 7.7mm
- Length: 180mm
- Has 20 or 22 stamped on the gearbox and also R/H
The gearboxes are stamped Maco BS20 (meaning 20mm backset), Alternatively Maco BS22 (meaning 22mm backset).
How to Replace a Maco Window Lock Centre Gearbox:
|Backset||20 & 22mm|