Our sprocket mainly use high quality 45# steel of Hangzhou Steel Group ()

With more than 10years of sprocket manufacture experience and ISO9000(2008) warranty, high quality standard or non standard sprocket we could produce.

Various sizes and teeth

l       High precision tooth profile to be served high dfficiency in chain driving

l       Increase of durability by high frequency heat treatment of tooth surface

l       Economical price by the centralized mass production system