The Maco MK1 gearbox is designed to fit casement windows with euro groove profiles.
These centre gearboxes work in conjunction with shootbolts via serrated connections, also known as crocodile teeth fixings.
This Maco gearbox is compatible with all standard espag handles with 43mm fixing centres with a 7mm square spindle.
- Faceplate - 160mm x 16mm(including serrations)
- Gearbox - 58mm x 7mm + backset
- Lift handle to engage locking points
- Extension pieces not supplied