Trick -a- Day - BACKSIDE 5050 GRIND with Tommy Sandoval Learn a new trick each and every day from top pros. You'll get step-by-step instructions on how to master every trick in skateboarding! Tune in seven days a week to learn something new. Today Tommy Sandoval shows you how to do a proper Backside 5050 grind. Subscribe to Ride: www.youtube.com facebook.com twitter.com instagram @ridechannel