Rock Hard: 1977 InsertOfficial full colour insert compatible with Rock Hard: 1977. The design provides both efficient storage and improved game play. Many of the trays can be utilised during the game, and they greatly aid set up and clear away times. The rules and boards act as a lid on top of the trays. The full colour print really brings the trays to life, tying them in with the theme of the game and making it easier to see which components go where. Note: Insert