Just a simple question to ask for you bike expert's here, how much gap you should allow to have between the crank spider and bottom bracket? the gap is about the same thickness of 2p coin (2mm) it's ok and safe to use or I should put a longer axle b/b? Just wanted to know for peace of mind.
Here the pic of the ss Kona:-
Here the pic of the ss Kona:-
i have barely enough space for a rizla between my middleburn/bottom bracket on the kona
