en CB01 OFFICIAL. Cobra Crack is the de facto kingline of North American trad climbing. A stunning wall of overhanging granite split by a singular seam, barely wide enough to get your fingers into; it's a crack climber's dream. Since Mason Earle first tried Cobra Crack in 2009, the route has called him back to Squamish, BC again and again. For better or for worse, the route has become a part of his history. Take a look as Mason goes back to confront the Cobra.