10 Pack 1/2 Inch Precision Chrome Steel Ball Bearings G25 AISI 52100 Hardened Built To Last For Heavy Duty Industrial Use Replacement For Bicycles Motorcycles Automobiles And Other Machines For All Vehicles

Pack of ten 1/2 inch chrome steel ball bearings, hardened
✔️ 10 pcs, 1/2 in (12.7 mm), AISI 52100 through-hardened

These precision chrome steel bearing balls are hardened chromium alloy spheres designed to sit between inner and outer races in bearings, delivering smooth rotation and long life. They’re widely used in bicycles, motorcycles, cars, drawer slides, and industrial equipment.

✅ 10 pieces in a pack
✅ Size 1/2 in (12.7 mm)
✅ Grade G25 chrome steel, AISI 52100, through-hardened
✅ Reduces friction and wear between bearing races
✅ Suitable for high-speed, low-noise bearing applications

💡 What are precision chrome bearing balls used for in machinery? These handy spheres support smooth rotation in many bearing assemblies and help extend life. - They sit between inner and outer races to form a rolling contact - Made from hardened chrome steel (AISI 52100) for durability - Commonly used in bicycles, motorcycles, autos, slides, and more - Available in standard sizes such as 1/2 in to fit common housings