Nanoblock 23320 Advanced Hobby Series Steam Locomotive 4-4-0 Building Block Set Scale_Multi blue (left and right

blue (left and right

The end crossover platforms have also been replaced to a Morton style

Decoder programming lock mechanism

4180cf Airslide production broke down as follows:

Authentic short course Style

Nanoblock 23320 Advanced Hobby Series Steam Locomotive 4-4-0 Building Block Set Scale_Multi blue (left and rightNanoblock 23320 Advanced Hobby Series Steam Locomotive 4 4 0 Building Block Set Nanoblocks are building kits using bricks as small as 5mm to create incredible detail and unmatched realism that fits in the palm of your hand. Each kit comes with detailed instructions and extra bricks. For ages 12 and up. FEATURES: Advanced Hobby Series Level: 4 Height: 3. 5" Pieces: 980