Welcome to Sector 38! This 4" square blockhouse fills all your science fiction hab-block and fortification needs. Our Sector 38 line of building include a movable single-story ladder for easy roof access, feature removable roofs for playable interiors, and are stackable to form large multi-level building. Add the Elevated Bridge and upper level complexes can be connected to form mighty metropolises! Designed for 28mm miniatures. Made of sturdy 3mm MDF board. Kits ship unassembled and unpainted.