Large pulley Singing Rock Extra Plus for those who need great hauling efficiency, durability and light weight. * durable and lightweight single pulley for industrial use and hauling systems * for use with static and dynamic textile ropes * sealed ball bearing and large diameter of the sheave provide great efficiency 94% * designed and optimized for use with the Prusik friction knot or any clamps * top attachment point accommodates up to three carabiners * formed side plates provide protection of a rope against contact with surroundings * fixed-by-forging sheave and anti-dust cover of ball bearing provide great lifespan * side plate holes enable cleaning of ball bearing surroundings * additional bottom attachment point for more complex pulley systems with a strength of 32 kN * unique production number marking Specifications: * Weight: 276 g • 9.7 oz * Strength: 32 kN * Working load: 2 x 3 kN * Max. diameter of rope: 13 mm Certifications: CE 1019, EN 12278:2007 Material: sheave and side plates - aluminum alloy, bearing - steel, axle - stainless steel