Amazon.com: Keen Ramps - Quarterpipe Skateboard Ramp (2' ft x 4' ft) - (1/4) Quarter Pipe Skate Ramp for Skateboards, BMX Biking, & Scooters - Professional Skateboarding Ramps for Home - Made
Building a GIANT Backyard Mini Ramp - YouTube
THE BACKYARD MINI RAMPS CREATED DURING LOCKDOWN - Jenkem Magazine
Building a Mini Ramp in Your Own Backyard – SkateboardersHQ