This item is a pulley made of steel, which can be durable for a long time and can be well applied to your daily life. It has good sliding characteristics, flexibility and practicality. With proper bearing capacity, it is a very good lifting pulley, which can well meet your demands. Features - Color: silver. - Material: steel. - Size: 6.30X4.80X4.00cm/ 2.48X1.89X1.57inch. - Bearing capacity: 300kg. - Reasonable structure design can help reduce vibration, enables it to and more practical. - Excellent manufacturing process makes it have good load-bearing ability, can serve you longer and better. - Made of stable and practical steel material, which is sturdy and durable, withstand your long period use. - Excellent craftsmanship makes it have good flexibility, easy to slide and use more smoothly. - Can be widely applied for fitness equipment, climbing or industrial boats, etc., very professional and multi-function. Package list: 1 x Single Pulley Block