The Colorado S/M is the perfect choice for SkiBikers of every ability group between 99 to 154 pounds. 'Upside down' front suspension system. Adjustable seat. Rear shock absorber, with adjustable spring preload control. Detachable light steel frame, blue powder based electrostatic paint. Quality construction, using stainless steel parts at attachment details. One pair Stalmach 3S interior wooden sandwich skis with snap-catch plates. 24 pounds. Price includes $15 Ski-Plate assembly cost.