Challenger Roller (3 1/2" Wide x9" OD)
1.Rollere material is casting 1040., Hardress HRC 38~46 ,Hardress depth 3~6mm
2.The bearing use TIMKEN 3975/3920A
3.Roller shaft 7-1/2" overal length,OD 2"
4.Color your can choose Red,White.Gray and more
