Stock #54-2004 – high detail, die-cast metal with rubber tires, all four axles are steerable, stabilizer arms extend and lower. Crane boom arm extends, raises and pivots 360° on base, removable jib and counterweights. Made by WSI, 10.5″L x 3.25″H x 2″W, for ages 14 & up. Adult collectible, not recommended or designed for child’s play. Visit www.wsi-collectors.com/en/manuals for instructions and videos about this model.