BMX Balance trick – one wheel Photography by Dimitar Hristov - 54ka action activity adrenaline athletic balance bicycle bike biker biking black black and white bmx BMX Balance trick boy cement competitions concrete contest cycle danger dangerous exercise extreme fast flip fly freestyle fun games grey high jeans jump leisure lifestyle male man mid-air motion mtb one wheel outdoor park pedals people Play Ramp recreation Ride rider risk skatepark skilled speed spin sport sportsman street stunt summer tee-shirt teen teenage teenager teeshirt trial trick urban wheel workout young youth