Description Singing Rock Pulley Small Roll Description Lightweight single pulley for hauling and rescue For use with static and dynamic textile ropes Suitable for use with a Prusik friction knot Brass self lubricating bearing ensures reliable efficiency up to 81 % Unique production number marking Specifications Weight: 92 g (3.3 oz) Material: sheave and side plates – aluminum alloy, bearing – brass, axle – stainless steel Strength: 22 kN Max. diameter of rope: 13 mm Bearing: friction
