Cheap And Discounts Zirconia Ceramic Ball G10 Precision ZrO2 Ceramic Bearing Balls Smooth Round Ball Bead Ø1.5 2 2.778 3 3.5 2.5 to 16mm Wholesale. Buy Directly From Merchant Hongkai Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.