Busch 7860 HO Scale Blue Amerian Motorcycle with Rider Figures Roadname_Star Trek The 12mm bore size allows

The 12mm bore size allows more fluid volume for better performance

so it's easy to assemble a matched consist

The mono and dual cannot do this and this limits the number of electrofrogs you can connect to a command station through the frog juicers

enabling you to corner faster and with confidence

Busch 7860 HO Scale Blue Amerian Motorcycle with Rider Figures Roadname_Star Trek The 12mm bore size allowsBusch 7860 HO Scale Blue American Motorcycle with Rider Figures Loud pipes roar and the wind whistles past your helmet as you glide down the open road. Add that kind of imagery to your layout with this cool motorcycle. The model is fully assembled from plastic parts and nicely detailed.