Double Pulley Block Stainless Steel 304 Double Swivel Pulley BlockFixed top for ease of rope handling, smooth roller provides great rope traverse.Pulley rotation cylinder head is solid, durable, can rotate 360 degrees.304 Stainless steel M25 Double Pulley Hanging wire towing wheel for driving fitness boat.Designed for use with rope or cord in indoor and outdoor application.Dragging pulley, lifting pulley. Surface shock light processing.Color: silverSize: height 85mm, ring buckle diameter 15mm, roller height 25mmQuantity: 2pcsWarm prompt:1.As different measuring methods,it will occur 1-3 cm deviation about the items,please ensure that it is okay for you before ordering.2. Because of different monitors and lamplight, the picture may not reflect the actual color of the item, really .3. Only the above package contents, excluding other products.