Higomall Ball Bearing 6001-2RS 12mm x 28mm x 8mm Double Sealed Deep Groove Bearings, Carbon Steel Z1, 5 Pack: Amazon.com: Industrial & Scientific
uxcell 6001-2RS Ball Bearing 12mm x 28mm x 8mm Double Sealed 180101 Deep Groove Bearings High Carbon Steel Z1 (Pack of 10) : Amazon.com.au: Home Improvement
Amazon.co.jp: Othmro Deep Groove Ball Bearing, 0.5 inch (12 mm) Inner Diameter, 1.1 inch (28 mm) Outer Diameter, 0.3 inch (8 mm) Thickness Product Model 6001 2RS 2 Pieces Carbon Steel, Ball