We can supply all kinds of sprockets,  in type of 415, 420, 428 and 520. We make KMC as OEM brand sprockets for many years. Our sprockets can be well fitted for HONDA, YAMAHA, SUZUKI, KAWASAKI and etc. We also cooperated with one big foreign sprocket company with their OEM brand, we make the sprockets very strictly from thier detailed demention control, that help us improved our technology.