NTN Bearing 6001 Single Row Deep Groove Radial Ball Bearing, Normal Clearance, Steel Cage, 12 mm Bore ID, 28 mm OD, 8 mm Width, Open: Amazon.com: Industrial & Scientific
uxcell 606-2RS Deep Groove Ball Bearing Double Sealed 180016 6mm x 17mm x 6mm High Carbon Steel Z1 Bearings Pack of 10: Amazon.com: Industrial & Scientific
1pc, 6001rs deep Groove Ball Rolling Bearing, 6001-Rs Motor Quality Bearing, 12x28x8mm Ball Bearing: Amazon.com: Industrial & Scientific