Solid Polished Chrome Steel Balls Stainless Steel Ball High Precision Bearing Balls G10 7.938mm 8.731mm 9.525mm Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre:1.2/1.3/1.4/1.45/1.588/1.75/2mm Chrome Steel Ball/Suitable for Motorcycle, Bicycle, Auto Parts and Medical Equipment, Track, Skateboard and Roller Skates Gear Next:G25 Precision Steel Bearing Balls Chrome Steel Ball Ball Bearing Steel Balls 1.588mm AISI 52100/Gcr 15/JIS Suj2, DIN 100cr6