Metric Ball Bearings MR117, Mr137, Mr128, Mr148 High Precision Ball Bearing ABEC-1, ABEC-3, ABEC-5, ABEC-7, ABEC-9 Hangzhou Baron Bearing Barnd Hangzhou Baron Bearing Co., Ltd. Base Info Description Pre：671 Deep Groove Ball Bearings and 671 Zz 671 2RS Miniature Ball Bearing Plant in China Next：Mr52, Mr62, Mr72, Mr82, Mr63, Mr83, Mr93, Mr74, Mr84 Deep Groove Ball Bearing and Original Miniature Chrome Steel Ball Bearing
