Features Good quality stainless steel material, anti-rust, high temperature and corrosion resistant The product is durable, sturdy and reliable, which helps a lot for your life and work The upper ring of the pulley can be rotated 360 degrees, which is convenient to use Used for hanging heavy objects to reduce the load, used as wire rope pull fixed pulley, lifting pulley, etc. The single pulley block features stable structure, excellent performance and long service life Specification: Item Type: Single Pulley Material: stainless steel. Uses: used as fixed pulley for wire rope pulling and as lifting pulley Specifications Safe bearing (kg) M1535 M25150 Package contents: 10 x single pulley. Note: 1. Be careful not to exceed the load weight when using to avoid danger.2. Please allow some error in the product settings. Package List 10 x Single Pulley Block