8.3G 16.393G Factory Supply Hardness Chrome Steel Ball HRC 60-66 11.113mm 7/16" 12.700mm 19.050mm 3/4 Inch Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：8.731mm Polished Surface G100 Alloy Spheres Bearing Chrome Steel Ball 11/32" Next：6.25g Bicycle Tricycle Chrome Steel Bearing Balls for Precision Bearings, Automotive Components 11.509mm 29/64"
