[1Piece 5Ribs]
[1Piece 8Ribs]
[1Piece 10Ribs]
[1Piece 7Ribs]
[1Piece 6Ribs]
[1Piece 9Ribs]
[1Piece 4Ribs]
[1Piece 3Ribs]
Circumference:584mmRibs: 3/4/5/6/7/8/9/10 ribs for optionalPacking Included:X 1 Piece V-Belt (Ribs for Optional)