New crown, new legs, new dropouts — new lighter, stiffer, ultra-focused XC chassis. New Charger Damper™, new 100 millimeter air spring. This is the new SID RLC. This is a fork designed specifically to meet the exacting demands of cross-country and marathon competition. It has enhanced steering precision thanks to Torque Caps, real lockout control and a highly tunable Solo Air™ spring. Pure XC.