crank-brothers-cobalt-11-xc-mtb-carbon-stem-90mm-6-degree-black
crank-brothers-cobalt-11-xc-mtb-carbon-stem-90mm-6-degree-black, Crank Brothers Cobalt 11 StemsCobalt 11 stems are constructed with high-modulus, unidirectional carbon fiber with a single-bolt torx design for both steerer tube and handlebar clampsWedge/plunger system