Saichao motorcycle chain 1.Model: 420/ 420H/ 428/ 428H/ 520/ 520H/ 530/ 630 2.Material: plate-45Mn, pin-30CrMnTi, rolle r-20# 3.High strength, heat treatment chain 4.Best quality, competetive price 5....
Shandong Zhongheng Chain Co., Ltd is a manufacturer of Chain and Sprocket with well-equipped testing facilities and strong technical force. Our company was established in 1951, we have more than 60....
motorcycle transmission kits 1.ISO9001 quality certification 2.Positive customer feedback 3.Factory supply directly 4.Professional Manufacturer 5.OEM acceptable 6.Reasonalbel price and timely....