This Maco Mach 2 window gearbox accepts croppable shoot bolts allowing it to be adapted to various window sizes.
This window gearbox has a 20mm backset and 2 cams.
These Saracen extension rods suit the Saracen1, 11 & 12 gearboxes which use a Clip Fit (Bayonet Push and Twist) type connection.
The below sash rebate sizes indicate the size range of window a pair o...