9/10 Tooth Sprocket crank Fits onto standard axle nuts

Fits onto standard axle nuts

Extra chain resistance and noise may be felt when running an 11t sprocket

Utilising the full UCI geometry regulations

The Velobike track gear bag is the result of our findings

Tyres : You can choose

9/10 Tooth Sprocket crank Fits onto standard axle nutsThe Velobike 9 and 10 tooth sprockets are for those riders wanting to over gear for strength training. The tooth section sits outboard of the hubs lockring thread. A unique asymmetric tooth profile has been developed to help guide the chain on and off the sprocket without risking the chain coming off with the extra chain line offset. These sprockets have been designed for training purposes only. Specifications: 9 or 10 teeth 1 8 chain Standard 1. 37 x