Grooves 6, Rotation CW, Thread size M16-1.50, Outer Diameter 49.70, Belt type Multi Belt, Depth 11.10, Free run w/, Width 1 39.00, Groove Measurement 1 14.90, Rear Distance 6.20, Bore dia. 17.00, Remarks Pulley tool: HC-CARGO 210843., Pulley type SP;FW