Can't speak for carbon specific abrasion but Mrs Pondo's hybrid has a female dropped top tube and the cross bar has been no bother, bit trickier to load but nothing apart from that.
Posted : 31/01/2016 10:09 pm
It an expert utah why the hell not....
So long as the clamping force is not greater than the stem can't see a problem, the forces should be no greater than hard braking really
Posted : 01/02/2016 4:02 am
