Blackriver Fingerboard Rail Square Stairset - Professional Finger Skateboard Obstacle for Tricks & Training | Perfect for Home, Office & Skatepark Practice

This rail is designed to fit with the "Blackriver Fingerboard Ramps - Stairset With Handrail". However, it could be used on a DIY setup if you make the obstacle according to the rail's dimensions. It comes with mounting hardware so it's an easy swap if you're currently using the Round Rail variant!