>>reporter: among those struggling in this poor, but exciting relation of motorsport - five times scottish trials champion, gary macdonald. he has the support of his family but has to fund himself. >>macdonald: every last penny goes into my trials. i don't have anything to spend on anything else because i enjoy doing this sport. i'm only young once - i'm 26 now. i've probably only got six yearsat this kind of level left so i've got to make the most of it. >>reporter: out on the course macdonald certainly does that, negotiating the river sections with all the skill of a champion. his bike - a single-cylinder, lightweight kit model - costs under nine thousand dollars - compared to the 50-thousand dollar machines ridden by the top-sponsored riders, like dougie, whose success has attracted sponsorship deals from bike-maker beta and energy drink company, red bull. championship in my first adult year and that got me a factory contract and then obviously the results started coming but it's the same as a lot of sports breaking in to that level to get noticed really - it's as tough in england as it