... .The size from 10mm to 3500mm. Freewheel Clutchs, One-way clutch, sprag type freewheel clutchs, roller type freewheel ... widely used in the industries of rubber, plastics, spinning and weaving, papermaking, food, electrical applicances, chemical, prtroleum, ... generation, cement, mining, steel and iron, automobile and bearings, etc. Our Track Roller Bearings and Freewheel Clutchs have been exporting ...