i think some one should bring a bloke called andy b up in this topic.........he is from eastleigh in hampshire.........he has been riding for about 9ish months and well he is a tank he is super huge and well he chucks heavy zona zip around like i chuck a xtp around........ he has serious skills and is going far in bike trials for shure im a super skinny nerd. with no muscle........no arms atall.but i would like to think im an ok rider sports help .like rugby football.......gym......but i put it down to ride your bike as much and as hard as you really can