Nc 17 std zero pro flat pedalsthe nc 17 entry level pedal is light and of slim design suitable for best performance there is only one difference between the zero pro and the std i ii pedals replaceable pins we know that not everyone needs this feature for his personal riding style though nc 17 std zero pro pedals featurescold forged aircraft aluminium bearings sealed ball bearings colours black weight 419g molded pinsbuy nc 17 std zero pro pedals from chain reaction cycles the worl