The "2 Level Spider Hole" Wargame Terrain Scenery piece.

The "2 Level Spider Holes" is a defensive position not seen until the last moment. 7 holes or craters are dug in a defensive position allowing your troops to hide with immunity, striking at their time of choosing. Each hole maintains the 2" base minimum for WH40K. There is a ledge to place the leader to maintain a nine man unit from both upper and lower holes.

Use it on your game board or simply display you favorite Characters for all to see

You can also use it as part of a solo adventure..

This pieces is about 8-1/2" x 10" x 2-1/2" High.