中国产 11-57 428-50T 摩托车冠状链轮 (XLR125) 热销

Design Number: 1157raw material: metalefficiency: lasing life, abrasion resistenceheat treatment: higher frequence quenching,carburizationform: ring gearprocessing: precision castingPackaging Information: inner packing:plastic baggage,box,blister card,ect. outer...