Models sturdy rock tunnel portals for any N scale layout. Easy to color plaster castings. Color with Earth Colors™ Liquid Pigment. Set contains two pieces.
Outside: 3 5/16" W x 2 21/32" H (8.41 cm x 6.74 cm) each / Inside: 1 7/16" w x 1 7/8" h (3.65 cm x 4.76 cm) each
Meets NMRA specifications