Made in China Factory 60HRC - 66HRC Bicycle Bearing Ball Bicycle and Car′s Parts Guangzhou Decok Steel Ball Co., Ltd. Base Info Description Pre：0.35mm to 200mm Factory Sale 1.2mm 1.5mm 1.8mm 2.5mm 3.5mm 4.5mm 5.5mm 6.35mm 6.5mm Chrome Steel Balsl for Bearing Balls Next：G10-1000 Chrome Steel 6mm Loose Ball Bearing Bulk
