TIGREZY - High quality products and customer service customer satisfaction a reasonable price Ergonomic design: fixed plate for easy rope handling, smooth roller providing good rope traversing 360 degree rotation to prevent ropes/cables/wires from getting tangled for convenient use Easy installation for large kayaks, canoes, factories, construction, shipping, mining Perfect for garage, machine loading, curtain, clothesline, pulley system, etc. Maximum load capacity: 331lbs (150kg), Flexible sliding pulley with strong load capacity.