Quality Material: The product is made of 304 stainless steel shell and nylon wheel. Heavy-duty nylon sheave to ensure no extra noise is generated during operation, wear-resistant, rust-resistant and durable. Easy to Install: Just pass the pin loading through the center hole of the weight plate and connecting the parts. The pulley can be connected to power racks, pull rods, beams and anywhere belts can be installed. Unique Design: With 2 bearings, the roller can rotate easily and never get stuck. Ultra-quiet ball bearings, firmly locked by self-locking anti-slip nut, strong rod, solid load bearings. Strong Load Capacity: Flexible mounted pulleys with strong load capacity. The pulley has a maximum load capacity of 300 kg. Wide Application: The pulleys can be used indoors and outdoors, fitness equipment, climbing or boating, curtains, rope washing machine and home garden umbrella. Specification: Item Type: Pulley Stainless Steel Material:Stainless Steel Color:Silver Dimensions: 125 x 55 mm / 5 x 2.2 in Swivel Ring: 35 x 7 mm / 1.4 x 0.3 in Wheel: 50 x 20 mm / 2 x 0.8 in Groove: 10 x 10 mm / 0.4 x 0.4 in Quantity:1 Piece