1.588mm 2.381mm 3.175mm 4.76mm 6.35mm Solid Stainless Steel Metal Ball Guangzhou Decok Steel Ball Co., Ltd. Base Info Description Pre：Steel Tapered Roller Bearings Taper Bearing Tapered Roller Bearing Needle Bearing Next：7.938mm 5/16" G100 Ss304 316 Stainless Steel Ball for Roll on Bottle
