Pre-Size Single Portal Model Railroad Tunnels

This is the HO Scale Old Concrete Auto Portals from Pre-Size Model Specialities.

This is the HO Scale Rough Square Blasted Rock Tunnel Portal from Pre-Size Model Specialities.

This is the Z Scale Cut Stone Tunnel Portal (2-3/8 x 1-3/4) (2) from Pre-Size Model Specialities.

This is the HO Scale Single Timber Tunnel Portal from Pre-Size Model Specialities.

This is the HO Scale Modern Concrete Auto Portals from Pre-Size Model Specialities.

This is the HO Scale Concrete Single Track Tunnel Portal (4-3/4 x 4-3/4) from Pre-Size Model Specialities.

This is the HO Scale Single Random Stone Tunnel Portal from Pre-Size Model Specialities.

This is the HO Scale Smooth Square Blasted Rock Tunnel Portal from Pre-Size Model Specialities.

This is the HO Scale Rough Round Blasted Rock Tunnel Portal from Pre-Size Model Specialities.

This is the O Scale Concrete Tunnel Portal from Pre-Size Model Specialities.

This is the N Scale Single Cut Stone Tunnel Portal from Pre-Size Model Specialities.

This is the HO Scale Single Cut Stone Tunnel Portal from Pre-Size Model Specialities.

This is the N Scale Single Timber Tunnel Portal from Pre-Size Model Specialities.

This is the N Scale Single Concrete Tunnel Portal from Pre-Size Model Specialities.

This is the N Scale Single Random Stone Tunnel Portal from Pre-Size Model Specialities.

This is the HO Scale Smooth Round Blasted Rock Tunnel Portal from Pre-Size Model Specialities.