Cinelli Neo CK XL (31.8) Stem. The super light Neo CK stem is in forged 7075 T6 aluminium alloy & reinforced with a layer of 3K plain Carbon & a special Carbon/ Kevlar fabric to increase the bending & torsional stiffness of the stem & to enhance its strength. The front cap is made from high quality carbon & it's designed to perfectly match the Cinelli Carbon fibre handlebars, reducing any stress area along the contact line. Forged 7075 T6 alloy reinforced with 3K plain carbon & a carbon/ Kevlar reinforced fabric for added bend & torsional stiffness. Specifically designed for carbon bars. AL6061 T6 clamp with 4 bolt fixing. 82/98 deg. Clear varnish. 130g.