R166 ZZ Bearing, ID 3/16 inch x OD 3/8 inch x 1/8 inch Miniature Ball Bearing, Metal Shielded and Pre-Lubricated with Grease, 3/16 inch Precision Roller Bearing (10 Pack): Amazon.com: Industrial & Scientific
Precision Machine Tool Mating Contact Ball Bearings 7009 7010 7011 7012 7013 7014 7015 7016 7017 C AC B DB DF DT P4 P5 - (OD: 7009 45x75x16mm/ Inner Diameter: P4/ Number of Pcs: DF/Color: Ac): Amazon.com: Industrial & Scientific