5/8" inch (15.88mm) Loose Ceramic Si3N4 Balls G10 Bearing Balls 7202CYP5 outer diameter is 270mm and

outer diameter is 270mm and the width is 72mm

1 1/2 x72 Inch Length

Because they last longer and run cleaner

Corrosion-resistant for marine and food-grade setups

Size: 30 x 72 x 27 mm

5/8" inch (15.88mm) Loose Ceramic Si3N4 Balls G10 Bearing Balls 7202CYP5 outer diameter is 270mm and5 8" Loose Ceramic Ball Si3N4 G10 Precision Single high strength ceramic ball for smooth performance This individual 5 8" loose ceramic ball is made from Si3N4 (Silicon Nitride), offering extreme hardness, light weight, and low friction. Its a solid pick for high performance bikes, spindle upgrades, or any job that needs clean, slick rolling with zero rust worries. Pack size: 1 ceramic ball. Diameter: 5 8" inch = 15. 88mm Material: Si3N4 (Silicon