Backstop clutch can overrun freely in one direction of rotation. Reverse rotation is instantaneously prevented by the automatic engagement of the clutch (another name is one way clutch, overrunning clutch or cam clutch) . The full complement of cams made special alloy steel provides greater torque capacity than the other roller clutch. The dimpling of cam clutch is distributed around the inner raceway, not concentrated. Therefore, this offer long life performance, high precision without any backlash and silent operation. Bs-k series are used on slant conveyor, bucket elevator, mining machinery for the power, coal, cement plant & still mill plant, mining plant. Now we exporting our products (bs-k) to Indonesia, saudi arabia and Malaysia power / cement plant project from 1995 with India, Thailand, Taiwan, China, japanese, Germany & Brazil business. . . . etc. Looking forward to providing you the satisfying products and service.