Stainless Steel Ball 1.Material: stainless steel 2.Size: 0.3-50.8mm 3.Grade:G10-G1000 Product Name: stainless steel ball1. ... request6.Applications:all kinds of machines,hardware,bearing,wheel,caster slider,bicycles,thrust bearing,etc7.Transport:by ship8.Delivery ... interested in our stainless steel ball,pls feel free to contact me. 6.35 dia. stainless steel ball for caster wheel, roller, bicycle