Description High-efficiency progress-capture pulley designed for hauling and rescue: - Large diameter aluminum sheave mounted on sealed ball bearings for excellent efficiency (93 %), even when hauling heavy loads - Toothed cam with self-cleaning slot optimizes performance under a variety of conditions, such as when the ropes are frozen or dirty - For use on 7 to 11 mm diameter ropes Simple to use: - Openable side plate allows the rope to be easily installed while the pulley is connected to the anchor, limiting the risk of dropping it - Triple-action opening of the moving side plate is quick and easy, even with gloves - May be used as a simple pulley by locking the cam in the raised position - Compact and lightweight (150 g) Durable: - Special side plate design protects the rope path - Stainless steel toothed cam for optimal durability Specifications Weight: 150 g Certification(s): CE