19.05mm 3/4inch AISI304 Stainless Steel Balls for Conveyor28.571g Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：18.256mm 23/32" AISI304 Stainless Steel Balls for Automobiles 25g Next：20.0mm 0.787inch AISI304 Stainless Steel Balls for Engine Push Rod
