Were can i find a ped thats £20?

Me mate harleigh sed he got his mo ped for like 50 quid an i want 1 that dunt cost as much coz i only work as a bricky u see. Cant be doin wiv scrat heds offerin me peds that wil probly break down on me cos they messd around wiv it. Robspeed is sound but they dont do the peds am lookin for plus they do motors wich are too fast for me an am not lernin how to ride a motor cos that cost more money