R8ZZ Bearing 12.7x28.575x7.938mm ABEC 1 ( 10 PCS ) Inch Miniature R8 ZZ Ball Bearings|bearing bearing|bearings miniaturebearing inch - AliExpress
BC Precision One (1) R8Zz Shielded Bearing 12 X 1-18 X 516 Inch Ball Bearingspre-Lubricated
China Bearing Manufacturer Inch Size Deep Groove Ball Bearing R8zz Bearing, R8-2RS Bearing, Klnj1/2zz Bearing, Ee4zz Bearing, 12.7X28.575X7.938mm Ball Bearing - China Inch Size R8 Z Bearing and R8-RS Bearing