... to the equipment smaller and lighter Needle roller bearingHK, BK seriesHK, RS HK, 2RS seriesBK, RS seriesNA, RNA ... series1)Drawn cup needle roller bearing: HK, BK, HK RS, HK 2RS, BK RS, F,FH, MF, MFH, FY, ... 1. Model: LZ series, HK SERIES, BK SERIES, HK-RS SERIES, BK-RS SERIES, FFH SERIES, MFH SERIES, FY ... interest.Products can also be produced according to the samples..BK, HK, BA, BCE,SCE, F, HF, K, ...