its not a bad idea . id rather have a piece machined to fill the cups than use an epoxy . what i dont like is there is nothing to stop the axle shifting laterally
velo do you know what an external bb cup looks like ? its a bit like a headset cup . by putting the normal cartridge sized bearing outside the confines of the bb shell you can mount it eccentrically in the larger external cup
velo do you know what an external bb cup looks like ? its a bit like a headset cup . by putting the normal cartridge sized bearing outside the confines of the bb shell you can mount it eccentrically in the larger external cup