first year back after a long absence. All i broke was 2 tubes (i did patch one twice thou) 2 tires and 1 chain. Oh yea I busted a qranc leg protecer in 3 pecies (walked away with only a small bruise).
try superstar tapered roller bearing bb if hollowtech2 style cranks, those bbs are totally indestructible, 5 year warranty, fully rebuild able and good choice of colours, most important bit for a dj'er obviously
Snap xtr chains, never going back. Internals of a Burgtec rear hub, road tubes, mtn tubes, carbon steer road fork, faceplate on a Thompson stem, bb, so on. 1)tubes 2)chains and 3)bb