Ningbo Zhenhai Boos Bearing Factory , founded in 1994, is specialized in design, manufacture and supply. Main products are Inch size and Metric size High Quality Guide-way ball bearings, Roller ball bearings (SG series, LFR series, V-W series, and LV series), Special bearings, and Non-standard bearings. The registered brand - "BOOS" has become a well-known brand in Chinese bearing field. Our products are widely applied in Printing machinery, Medical apparatuses and instruments, Fitness ...