Garage Quarter Pipe: Building a Micro Skate Ramp — DO IT: Projects, Plans, and How-tos
South Bay Skate Co - Quarter Pipe Skateboard Ramp - 2' Tall x 4' Wide - by Keen Ramps – South Bay Board Co.
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