5.52/5.556/5.953/6/6.35/6.5/6.747/7.144/7.938/8mm Carbon Steel Ball AISI1010-1015/Suitable for Motorcycle, Bicycle, Auto Parts and Medical Equipment, Track. Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：5.0mm Carbon Steel Ball AISI1010-1015 G100 Grade AISI 316 4mm Stainless 0.3mm Steel Ball, Carbon Steel Ball for Bearing Next：High Carbon Steel Ball 7.144mm 9/32 G100 Used for Bicycle Accessories
