This is an ad for Bigs and TattooKevs tattoo shop. Here's their caption . . .
"we shot this at the last day of riding Mangos, Tattoo Kev's trails at his old house. yes, big island actually tattooed the Professor aka the Incident aka Duane's Comp with the S&M Bikes Logo while the old man, Tattoo Kev, gets radibozical on his turn bar jump. Shoots Brah! "