A hobbycraft online exclusivehornby extension tracks b and c bundle rrp 12589 save 1089bring your model railway to life with this hornby extension tracks b and c bundle hornby helps you to create highly detailed scale models with ease and pleasure combine these hornby model components to build models that you can be proud of and youll be able to build them to be as complex as you likethe bundle includes the hornby track extension packs b and c these track pieces will help you build