Made of high quality stainless steel,super wear-resisting,strong and durable.<br> Fit for 3mm-10mm wire rope,climbing rope or twine.<br> Mute pulley,no noise,smooth and effortless.It can be mounted on wood,walls and metal.<br> Suitable for home fitness and outdoor work.Can be used for shoulder arm exercise fitness equipment.<br> Type: U Type Single Wheel Pulley Block<br> Overall Height: 60mm<br> Overall Base Size: 68x30mm<br> U-Type Groove Depth: 6mm<br> U-Type Groove :inner width:16mm,outer width:22mm<br> Wheel Diameter: 48mm<br> Attention: The own loadbearing of the pulley is 800 pounds. But there will be a big difference depending on the material and angle used. Used on the wood at vertical angle, the loadbearing is about 200 pounds. It can withstand 800 pounds at a 45 degree angle on a concrete wall.<br> colour:silver<br> Material: steel<br> Package included：<br> 1 x U-Type Single Wheel Pulley Block<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.