NEW Big Boy Steam Train Building Block Set 1277 Pieces Sealed UP Model NWT

🚂 NEW • Never Built • All Bags Factory Sealed  Bring one of the most iconic steam locomotives to life with this detailed Big Boy Steam Train building block set.  This set includes 1,277 pieces and builds a highly detailed Union Pacific-inspired locomotive complete with station and track display. Perfect for train enthusiasts, collectors, building block fans, or anyone who enjoys challenging display models.  ✔ Brand new ✔ Never assembled ✔ All numbered bags remain factory sealed ✔ Instruction booklet included ✔ Great gift for train lovers, collectors, teens, or adults  I only opened the outer box to verify the contents and take photos. The individual parts bags have never been opened.  Features: • 1,277 building pieces • Detailed steam locomotive • Station and track display • Movable wheels • Compatible with major building block brands • Finished size approximately 22 x 5.8 x 4.5  Ships carefully packaged from a smoke-free home.  Feel free to ask any questions!