Everything works. Telescopic boom sections slide up, or down,- cable-controled locking pins. Multi-angle settings also cable-controled with locking pin. Twin-cable main winch with auto-cable braking system. Sliding, working outriggers. Set to, 1;20 scale for realism Based on a real, " Fifty tonner."<br>Highly detailed Actual size Toy plan. parts list; exploded view diagrams, templates, detailed instructions, etc
