Topeak super tourist dx rack disc brakestopeaks super tourist dx rack is a classic loaded tubular touring rack that is specifically designed for compatibility with disc brakes made from aluminium for increased strength and durability this bicycle rack is robust easy to fit and will safely transport your baggage features material 6061 t 6 hollow aluminiumattachment braze on bag compatibility mtx series size 34x23 5x41cm lxwxh solid fender topfits all frames with discsredlite mount