These fast-fit MACO MK1 gearboxes suit the MACO MK1 Shootbolt extensions.
Key features:
Profile specific striker plates with a night-vent position
Adjustable length on shootbolt throw
Mushroom and shootbolt striker plates interlock for maximum security
Passive shootbolt for security purposes only
Compression is achieved by adjustable mushroom bolt, on sash rebate sizes over 400mm
Small lockcase prep to maximum profile strength