Sdg ti fly solid ti saddlefrom road and cross country disciplines to world cup dh podiums the fly is one of stiffest and most dependable performance tools in the sdg portfolio the i fly uses a nylon glass fiber solid beam constructed base with a honeycomb core creating one of the lightest strength to weight saddle connections in the world the fly railed versions use a light weight nylon base properly concaved for superior support all fly models incorporate an eva foam minimalisticly desig