Years of engineering, wind tunnel testing & professional feedback have crafted the Trinity Advanced SL into one of the most aerodynamic framesets available for time trailing. Crafted using Giants premium, handcrafted Advanced SL composite combined with the latest performance technologies & an aggressive aerodynamic riding position thanks to an Aero Drive stem & handlebar combination. Advanced SL Composite The highest-performance T-800 raw carbon-fiber material is painstakingly woven in Giant’s own composite factory to create the most cutting-edge frames available today. This is the technology used by Giant’s world championship-caliber racers as they compete in the most demanding events on the planet. These frames feature the most advanced engineering & construction methods. Key Features Advanced SL-grade aero composite frame, electronic ready, with Giant Vector Composite seatpost Advanced SL-grade composite fork with alloy steerer Aero Drive stem system including stem & extensions