Any maneuver in the halfpipe where a rider spins 180° or more by spinning backside on the frontside wall or spinning frontside on the backside wall is known as what?

An alley-opp is any move in the halfpipe where the rider spins frontside on the backside wall or backside on the frontside wall. This involves rotating 180° or more in an uphill direction and using both toe and heel edges.

Asked by Rachel Bortles · Last updated 5 years ago · 198 views · SOURCE