Blog - kitdearrastre.com RK Chain The best sprockets & chain kit for your bike

Let's make clear on this occasion a fact that few people know and even fewer know how to explain.What does that number on the chain (520,525 etc) refer to and what is its relation to the sprockets

DID VR46 series of chains maintains the great performance of D.I.D. with the flame of multi-champion Valentino Rossi.