Shimano Calais Cl100a Baitcaster Bearing set Fishing Outer Diameter - 20mm there is no steel/ferrous mateial

there is no steel/ferrous mateial in these ball bearings

Size: 1 1/2" x 2 3/8" x 3" inch

620216-2NSE9 Nachi Bearing

🟢 Deep groove radial design for smooth operation

Ball Bearings for Bontrager Race Xlite Aero Rear HUB

Shimano Calais Cl100a Baitcaster Bearing set Fishing Outer Diameter - 20mm there is no steel/ferrous mateialBall Bearings for Shimano Calais Cl100a Baitcaster Shield Metal Shields Closure Side: Double Sided Shields Lubrication: Low Friction Grease Material: Corrosion Resistant Chrome Steel Balls: High Chromium Steel 52100 SAE Steel Balls Cage: Low Friction Steel Precision: ABEC 1 Quality Brand: VXB Quantity: Set of two Bearings