MACO MK2 Shootbolt Espag Window Lock Gearbox Non Croppable (Choice of backset and cam height) In a class of its own Reverse-action inline window lock gearbox featuring bidirectional roller mushroom cams. Engineered for quick installation and security, it is the central drive mechanism of the popular MACO MK2 (Mach II) espagnolette system and is compatible with non-croppable shootbolt extension rods for sash sizes ranging from 500mm to 1400mm. Designed for side and top-hung, outward-opening uPVC, aluminium and timber windows. Available with a 20mm or 22mm backset, and 7.7mm or 9mm mushroom cams. Manufactured from high-quality mild steel with advanced Silverlook-Evo surface protection for improved durability, ensuring smooth operation and reliable, PAS 24-compliant multi-point locking. Features & Benefits Rapid Installation – Fixed-length components for standard-sized frames eliminate the need for manual cutting Bidirectional Security – Mushroom cams move in opposing directions for high-force, central-locking resistance Weather Seal Compression – Features eccentric mushroom cams with +/- 1mm adjustment PAS 24 & SBD Approved – Fully compliant with the highest UK security standards and requirements Extreme Corrosion Resistance – Silverlook-Evo finish exceeds Grade 5 (600+ hours salt spray) for excellent weather durability Secure Night Ventilation – Integrated secondary locking position for safe, overnight airflow Low-Friction Operation – Precision-engineered gearbox ensures smooth handle rotation and a long service life Multi-Frame Compatibility – Designed for standard 16mm Eurogrooves in uPVC, timber, and aluminium window profiles 10-Year Guarantee – Eligible for the MACO Secure Plus scheme, offering peace of mind and insurance excess cover Did you know? The Silverlook-Evo finish features integrated nano-capsules that provide a "self-healing" effect. If the surface is scratched, these microscopic capsules rupture to release a protective film that migrates to reseal the gap. This acts like an immune system for your hardware, stopping oxidation and rust before they can start.
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