Tunnel portal break stone 1gleisig 16 x 9 cm Finally there is the expanded polystyrene series Bruchsteinmauer also for the track widths TT & N the series consists of a singlerailed & a doublerailed portal a wall as well as an open arcade wall on these stones can you build The expanded polystyrene series of Bruchsteinmauer convinces by its extremely realistic rock structure The products of this series are ideally suitable to be eg realized in order buildings in rural environment as viaducts or mountain tunnelled routes The tunnel portal is suitable for overhead line Hard Foam wall system Super detailed accessories of polyurethane hard foam for realistic layout construction This amazing product is lifelike light weight durable easy to cut can be filed & with the heat of a hairdryer can be gently moulded & bent compare that with traditional plastic sheets