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R166ZZ Shielded Ball Bearings
Built with stainless steel races and ultra-smooth Si₃N₄ ceramic balls
✅ Equal: LBCR 25-2LS
outer diameter (OD): 75mm
✅ Balls: Chrome Steel - EMQ-rated for electric motors
10-Pack 4mm Loose Ceramic Balls Al2O3 Alumina Oxide Bearing Balls angular R166ZZ Shielded Ball Bearings10 Pack 4mm Loose Ceramic Balls Al2O3 (Alumina Oxide) G10 precision bearing balls for dry, smooth performance This 10 pack of 4mm loose balls is made from Al2O3 (Alumina Oxide) ceramic, known for its strength, hardness, and chemical resistance. These are great for lightweight applications like bicycles, small bearings, or devices that need rust proof precision in a compact size. Diameter: 4mm Material: Al2O3 (Alumina Oxide) ceramic Precision Grade:
US$ 31.00
US$ 135353.89
US$ 24.00
US$ 1475.26
US$ 653.24
