The 1/25 High Detail International Harvester TD-24 Crawler with ROPS by SpecCast is a highly detailed scale model of the classic IH TD-24 crawler tractor, equipped with an authentic ROPS, a hydraulic front blade, and realistic gray tracks. The full-size TD-24 was produced in the late 1940s through 1959 and was a popular choice for heavy-duty work like earthmoving, construction, and logging. Recommended for ages 14+, display only, not intended for play. Approx Measurement: 8.75in L x x 5in W x 4.75in H. Add to Favorite Sellers. SpecCast 1/25 International TD 24 Crawler with ROPS ZJD1958. Recommended for ages 14+ and not intended for play. High detail open station, moveable metal tracks and blade can raise and lower. Made from diecast metal with metal tracks and some plastic parts. We are not open Saturday or Sunday so you may not receive a reply to questions posed during the weekend until Monday.