Tunnel Portals are built at the entrances to tunnels. They hold back rocks and dirt from tunnel entrances and are often used in combination with Retaining Walls. Easy to colour with Earth Colours™ Liquid Pigment.

Woodland Scenics C1266 Concrete Single Portal O Scale

Outside: 8 3/8" w x 9" h (21.2cm x 22.8cm) / Inside: 4 7/16" w x 6 1/2" h (11.7cm x 16.5cm)

Model making product. Not a toy! Not suitable for children under 14 years!