mountain biker competes in motocross race, launches off springboard, stands out among participants in close-up shot of

action adrena ai airborne athletic big bike challenge closeup competition country cross daring dirt dirtbike downhill electric endurance enduro extreme fearless freestyle generated gravity jump man momentum moto motocross motor motorbike motorcross motorcycle mountain offroad participants race racer rally rest riding road rugged speed sports springboard start track trail view