stuartb
Well-known member
Quality Ryan
Ryan do you know the rear teeth count on the sprocket
HP4 = 45T Rear / 17T Front
Ohhh sorry - I'm not Ryan
Lol.... anyone will do... I've ordered from B and C Express as per Ryans rec
520 pitch chain and sprockets are generally used on race/track bikes as they offer a marginal reduction in unsprung weight but to the detriment of longevity. That and there is a wider range of 520 pitch sprocket sizes which are more readily available for use with aftermarket lightweight wheels.
Enter your email address to join: