Description
Trek Madone 6 Series Project One 58cm H1 Bike 2011 railmaterial aluminium SRAM GX Crank Set 11 SRAM GX Crank Set 11 Speed 175mm 36 24T GXP Fat Bike Black The tubing is larger and stiffer at the front of the frame and tapers to a smaller diameter toward the seat mast to smooth out any roughness from the road that might be transmitted up through the saddle