Placeable destructible objects to be placed anywhere on your map, can be broken into pieces at your will. They work just as the default crushable rocks on the base game maps. Crushable Rocks (large) Output: ROCKS Capacity: 5200L Price: $1 Crushable Rocks (extra large) Output: ROCKS Capacity: 9000L Price: $1 Use any jackhammer capable of crushing rocks on the base game maps to destroy these objects.