5 Pieces M25 Single Pulley made with 304 stainless steel material for durable and long lasting use. anti-rust and anti-corrosion with smooth sliding functionSpecification - Color: Silver - Material: 304 Stainless Steel - Size: Approx 83 x 30 x 20mm /3.3 x 1.2 x 0.5inch (LWH) - Max Loading Capacity: 150kg - Quantity : 5 Pieces - Anti-rust and wear resistance with super strong structure - 360 Degree Rotation Package Contents 5 x Pulley Roller (M25)