Monroe Models HO Retaining Wall Board Formed Concrete (4 pcs) 127
All tunnel portals, bridge abutments and retaining walls are cast from a hard gypsum or plaster product.
They come unpainted in a bright white color ready to accept stain, paint and weathering powders.
All tunnel portals, bridge abutments and retaining walls are cast from a hard gypsum or plaster product.
They come unpainted in a bright white color ready to accept stain, paint and weathering powders.
