The Razer XC Panaracer&8217;s latest cross country tyre is built for speed & at only 470 grams (26 x 2.1” folding) it is one of the lightest large volume tyres available. The Razer XC features a full tread pattern with ZSG Ultima compound for minimal rolling resistance & great grip on a variety of trail surfaces with particular attention paid to it&8217;s cornering performance.