Clutch bearing, trolley bearing manufacturer, supplier, factory, exporter--China Ningbo Ball Bearing Manufacturer Co.,Ltd. a professional needle roller bearing and self-lubricating bushing manufacturer in China, is located in Zhejiang province, P. R. China being found since 1991. Our products, clutch bearing, trolley bearing, clutch bearings, trolley bearings are widely used in the automobiles, vehicles, motorcycles, engineering equipment, electro-motive tools, textile and printing machinery, and OA equipment etc. We can provide thousands of specifications of products, clutch bearing, trolley bearing, clutch bearings, trolley bearings, cam followers needle bearing and also can design and manufacture the special or non-standard dimensions or specs of needle roller bearings according to the customer's requirement, drawing, sample.