Maco MK1 Window Shootbolt Espagnolette Gearbox

The Maco MK1 Gearbox is a high-quality replacement centre gearbox designed for casement windows with Euro groove profiles. Engineered for smooth and secure operation, this Maco window gearbox works seamlessly with shootbolt locking systems using serrated “crocodile teeth” connections for reliable multi-point locking performance.

Compatible with all standard ESPAG window handles featuring 43mm fixing centres and a 7mm square spindle, the MK1 gearbox is ideal for window repairs, replacements, and maintenance.

Key Features

• Designed for Euro groove casement windows
• Compatible with shootbolt systems using serrated connections
• Fits standard ESPAG handles
• Suitable for 43mm fixing centres
• Accepts 7mm square spindle handles
• Smooth lift-handle operation engages locking points securely
• Durable Maco construction for long-lasting performance

Product Specifications

• Faceplate Size: 160mm x 16mm (including serrations)
• Gearbox Size: 58mm x 7mm + backset
• Operation: Lift handle to engage locking points
• Extension Pieces: Not supplied
• Supplied: Singularly

Ideal for professional installers, repair specialists, and DIY window maintenance projects, the Maco MK1 window gearbox provides dependable locking performance and easy compatibility with existing window hardware.