... ,motors ball retainers for bicycle parts,5/16x7 bearing steel ball retainer for middle hub 1/4 ... product images: Company Name:Yuncheng County Longteng Steel Ball Manufacture Co., Ltd. Business Type:Manufacturer, Trading Company, Distributor/Wholesaler Product ... Registered Address:Weizhuang, Huangji Township, Yuncheng County, Heze, Shandong, China (Mainland) Brands:Ball King Number of Employees:101 ...