The pulley have deep grooves to prevent belt slippage and are good for replacing your old pulley.. They are made of metal materials to provide good performance and reliability. The Crankshaft Pulley is durable and have high wear resistance.. Groove Quantity: 2, Center Hole Diameter: 28mm / 1.1'', Size: 3.4x16.7cm / 1.34"x6.57"(H*D). Package Included: 1 x Crankshaft Pulley.
