High Speed Training - Derny Racing
Der komplette Vorlauf des 2012er Derny-Rennes des RSV Unna in Bergkamen bietet 25 Minuten High-Speed-Training. Schnappt Euch Euren Schrittmacher und lasst die Rolle glühen. Viel Spaß!
This video lets you participate in the full semifinal of the 2012 derny racing in Bergkamen and offers 25 minutes of high-speed-training. Get your pacemaker and let the rollers glow. Have fun and enjoy!