hey people so yeh like i said i got this problem were i can never get the chain tension wright and when i do it slakens off straight away or as soon as i hop on it, also when the chain is tight the chain tugs are tightened in to there max and its putting to much presure on them and ripping the thread out, witch has happened three times now in a week!!. im also goin on holiday on monday and did want to take my bike so i need it fixed a.s.a.p need help boys !!!!!!! cheers sean(Y)