Woodland Scenics Riser Set - SubTerrain System #ST1414
Take your layout to a new level with the SubTerrain Layout System, which uses rigid, high-density foam products to add grades and upper levels for track or highways on any layout. No power tools are required for assembly or installation.
The light-weight and ease of use makes these parts ideal for portable, permanent or display layouts.
A variety of special tools, adhesives, road paving materials, fillers and roadbed are available to customize your layout and further simplify construction.