Attributes . Tread Shape . Values

Ball (2)   Crown (3)   Crowned (1)   Donut (8)   Donut Tread (1)   Double Flanged V-Groove (1)   Dual Wheel (4)   Flat (6)   Flat Tread (3)   rounded, (12)   Single Flange (2)   Standard (292)   Twin Wheel (18)   V-groove (1)