gravity bike development - toutes les vidéos

Putting up some raw runs of GBD Member Fest 2017 ! More to come ! Setup: Gopro Hero 5 Black FeiyuTech WG2 Gravity Bike Developmen ASBL: Web: http://www.gravitybikedevelopment.be/ Facebook: https://www.facebook.com/BikeGravityDevelopmentAsbl/