The Industrial Terrain from GrimDark Terrain is compatible with 6-8 mm Epic Sci-Fi games. It fits perfectly into your terrain. Whether Warhammer 40K or other sci-fi tabletop games, it simply fits many settings.The Heresy Train Starter Pack consists of 19 parts and includes the following parts:1x train2xwagon empty1xwagon with barrels6xrails straight6xrails 45° curve1xrail crossing2xrail endThe train and the 3 wagons together measure 240x20x30mm.The rails and trains can be connected with magnets. You need a total of 39 round magnets with a diameter of 3mm and a thickness of 2mm.We havemany other terrain models and also Greebles/Bitz on offer. Just take a look around.