Material: Ishiwata cromoly main tubes as indicated by the ISHIWATA CROMOLY MAIN TUBES seat tube decal. Fits 26in x 130mm wheel, U-Brake. Braze-ons and mounts: cantilever brake bosses front and rear, rack and fender eyelets on the dropouts, downtube and top tube cable guides, and water bottle bosses on the seat tube and down tube.