A Model Railroad Tree Armature will enable you to build your trees just as you like them. We feature Woodland Scenics, the leading manufacturer of Model Train Scenery. These Model Train Tree Armatures from Woodland Scenics include 2-3", 3-5", 4-6", 5-7", 3/4-2", and 2 1/2-4". No matter what gauge you model, you will find an Armature to build that just right tree or trees for your dream model railroad layout. Please take a look.