... ,durability. 2.SGS,ISO9001:2000 Certificated. NAV4033 High quality Needle bearing 17x35x18mm a.High precision,quality,and durability,low friction. b ... bearings,HK,BK,SCE,BCE series.Formed with thin steel plate through precision punching,can be no lubricating for a long ... ,AXK,AS,LS,TWA,TWB series. NAV4033 High quality Needle bearing 17x35x18mm