Tunnel Portals are built at the entrances to tunnels. They hold back rock and dirt from tunnel entrances. Add a concrete tunnel portal over any HO scale track.
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Product Details:
Scale: HO
Outside dimensions: 5 3/8 in w x 4 7/8 in h (13.6 cm x 12.3 cm)
Inside dimensions: 2 11/16 in w x 3 11/16 in h (6.82 cm x 9.36 cm)
- Instructions with helpful tips
- Ages 14+
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