M michelle a New member Sep 12, 2009 #1 im an average size 17 year old , prolly not in the best shape but not the worst either how long do you think it would take me to bike 18 mile on a trick bike......any estimate would be appreciated
im an average size 17 year old , prolly not in the best shape but not the worst either how long do you think it would take me to bike 18 mile on a trick bike......any estimate would be appreciated