Stock photography, photos: dirt racer Stock photos of downhill mountain bike racer Photograph: © David Crockett Click for a larger image and more information Keywords associated with this stock photo: Mountain, bike, biking, biker, bicycling, bicycle, cycle, cyclist, cycling, downhill, off, road, off-road, dirt, race, racer, racing, competition, competitive, competitor, fast, speed, swift, haste, extreme, intense, sport, action, descend, explode, explosive, trail, motion, adventure, velocity, acceleration, momentum, danger, excitement, recreation, fun, lifestyle, men, man, male, 20ˆ40, pan, zoom, blur, profile, side, conceptual, California,