They love working the terrain under their pedals and cutting capers at the scrap yard. We have always suspected it: Mountain bikers never grow up. But still Brandon Semenuk and his little rascals—excuse us, his RAD COMPANY—are so hard-boiled that no trick causes them to wet their pants. Playing in the rolling hills of the Fiji Islands, they are in full control of their bikes and show us how to turn a scrap yard into a slopestyle course.