Feature: 1. Made of aluminum alloy material, the pulley is light and will not increase the burden.2. The teeth are clear and do not slip, work better with timing belt to revolve. 3. 80 teeth synchronous precision, ideal for high precision machining. 4. Suitable for 6mm wide timing belt. 5. Comes with a hex key for easy installation. Specification: Item Type: Timing Pulley Package List: 1 x Timing Pulley 1 x Hex Wrench |