we are a specialized bearing manufacture in china, our company have passed the iso9001:2000 certification and have reached abec-1,abec-3,abec-5,abec-7. so we can supply you with high quality bearings and competitive price. we mainly manufacture miniature ball bearings with an innerdiameter varying from 1.0mm to 17mm. moreover extra-thin bearings tapered roller bearings in metric or inch size, bearings with flange and in stainless steel non-standard bearings, bearings with ceramic balls bearings with teflon and nylon seals please contact us to know detail. best regards