HAUL SYSTEM ESSENTIAL: Designed to act as a tractor or progress capture device in mechanical advantage systems (Z-rigs); the openable cam allows for easy installation at any point on the rope. DOUBLE SAFETY CATCHES: Features independent safety catches on both sides to prevent accidental opening; includes red visual indicators to warn you if the device is unlocked. ROPE COMPATIBILITY: Compatible with a wide range of ropes from 9 to 13 mm diameter; the ribbed cam is designed to grip effectively without damaging the rope sheath. ERGONOMIC HANDLING: The cam is integrated into the frame to facilitate handling; a large attachment hole allows the carabiner to rotate freely, preventing cross-loading. PROFESSIONAL CERTIFIED: Certified for Technical Use (NFPA 2500/1983) and European standards (CE EN 567, EN 12841 Type B).