Radar 21% Grade October 3, 2017 Kym takes us to the Red Bull Hill Climb in San Francisco as riders race up some of the steepest grades in the city. Related 2 Radar Kym and Julliet Crushing the Glacier 360 2 Radar VIDEO: Solo Spring Overnighter with Belén • Radar VIDEO: Echoes • Radar Video: Introducing Hâf Land – Starling Cycles • Radar VIDEO: Breaking Into Focus • Radar VIDEO: Pre-Riding the Calling in Sick Mag Group Ride