1). Full steel ball, good quallity 2). Freewheel is hard-tempered 3). Packing is good bicycle freewheel: 1,the size;16-20t 2,the brand:Fengheng3,the material:steelbicycle freewheelthe information of the goods:1,the size;16-20t2,the brand:Fengheng3,the material:steel4,the quality:superb5,the price:reasonablethe basic information of our company:Fengheng bicycle CO.,LTD is a main manufacturer for ...