Check out this dope instructional video from pro BMX rider Raul Ruiz as he busts out a few X up grinds and breaks down, step-by-step, exactly what it takes to pull this trick off. Ruiz is a rider from LA who's known for killing big rails with a fluid style. This trend of how-to videos doesn't seem to be dying down anytime soon, so expect more instructional videos from some of BMX's biggest names to show up right here.

[via Transworld]

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