19.050mm 3/4 Inch Soft Carbon Steel Ball for Furniture Rails and Rollers AISI1010-AISI1015 Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：7.144mm Bicycle Steel Ball Loose Bearing Balls Soft Carbon Steel Ball Cycling Stainless Steel Balls 1.492g Next：China Precision 4mm/6mm/8mm/10mm/12mm Carbon Steel Ball
