Woodland Scenics Medium Ballast Bag Iron Ore/18 cu. in. WOOB77 Train Scenery Non
Key FeaturesHigh quality track ballast used to hold ties in placeAlso great for modeling gravel roadsMix and match various colors for a realistic effectAttach with Scenic Cement (WOOS191)Bag contains 18 cubic inches of materialDetailed Information Scale Reference Chart: Ballast SCALE FINE MEDIUM COARSE Z 2.2″-7.3″ 7.3″-11″ 11″-18.3″ N 1.6″-5.3″ 5.3″-8″ 8″-13.3″ HO 0.9″-2.9″ 2.9″-4.3″ 4.4″-7.2″ S 0.6″-2.1″ 2.1″-3.2″ 3.2″-5.3″ O 0.5″-1.6″ 1.6″-2.4″ 2.4″-3.9″ I 0.3″-1″ 1.1″-1.6″ 1.6″-2.6″ G 0.24″-0.8″ 0.8″-1.2″ 1.2″-1.9″.