FAG Bearings 6024-2RSR Single Row Deep Groove Ball Bearing, Double Sealed, Steel Cage, Normal Clearance, Metric, 120mm ID, 180mm OD, 28mm Width, 4000rpm: Amazon.com: Industrial & Scientific
Amazon.com: Iron Sealed Ball Bearings, Radial and Axial Load 20PCS Miniature Deep Groove Bearing Lightweight with Reasonable Speed for Linear Motion Equipment(627 Iron Sheet Seal) : Industrial & Scientific
SKF 6020-Z Deep Groove Ball Bearing, Single Shield, Standard Cage, Normal Clearance, 100mm Bore, 150mm OD, 24mm Width: Amazon.com: Industrial & Scientific
ORS 6304 ZZ NR C3 Deep Groove Ball Bearing, Single Row, Double Shielded, Steel Cage, C3 Clearance, ABEC 1 Precision, 20mm Bore, 52mm OD, 15mm Width: Amazon.com: Industrial & Scientific