Assemble a Big Boy Steam Locomotive & Tender with this 1:87 Scale Plastic Model Kit from Revell. New $17.49 (29% off). Skill Level 3 Suitable for Ages 10 & Older. Features: * Realistically molded locomotive and tender bodies. * Separate butterfly damper. * Detailed cab interior. * Movable pony trucks. * Detailed driving wheels and driving rods. * Realistic coal load for the tender. * Finely detailed display track with roadbed (approx 48cm). * Front cow catcher and ladders for the tender. * Waterslide decals for 2 Union Pacific road numbers: 4023 & 4006. * Step-by-step, illustrated assembly guide.