... Chain Wheel, Pulley, Sash Roller, Sash Pulley; Used for window with chain. Sliding Wheel1. Item No: 22702;2. Material: aluminium, steel;3. Pulley ... , Sash Pulley, Sash Roller, Wheel ... Strong production capability We can provide Pulley, Sash Pulley, Sash Roller, Wheel with good quality and price.