The cube reaction gtc race hardtail mountain bike 2017 exudes racing flair from every frame tube and each component hence the race tag and yes it39s as fast as it looks the reaction gtc race has everything that an aspiring racer could possibly need the superb carbon frame 2x11 transmission and rockshox reba suspension fork in understated fast black all point in one direction to the race course cube engineers have given the reaction gtc race 2017 frame the perfect blend of low we