Description Easier handling: - sheave mounted on sealed ball bearings for excellent efficiency - gate opening on the pulley side facilitates installation of the rope when the pulley is fixed to the anchor - may be used with a CAPTIV positioning bar to favor loading of the carabiner along the major axis and to limit the risk of it flipping - Keylock system prevents any accidental snagging of the carabiner when putting the pulley in place H cross-section of carabiner: - ensures an improved strength-to-weight ratio - protects markings from abrasion