You might not know Sam Clercx's name, but you've seen his work. He launched his career at the tender age of 15 as an intern at Ironwood Motorcycles, under the guidance of Arjan van den Boom. He's had a hand in many of the amazing machines that have graced our pages—and he's learned a thing or two, judging by this beautifully executed BMW boxer bobber. “I was there with Arjan when he built the Mutant, and most of the other BMWs that put Ironwood on the map,” Sam tells us. “It was an ex...