Crossbone Gundam 31 Crossbone Gundam X1 RG 1/144 Model KitPart of the Gunplay evolution project, The RG crossbones explores extreme detail and reproduction of character gimmicks and features on smaller sized models. Features include a new advanced ms joint has been developed to allow docking of the core fighter on very small models, high detail Part recreation and separation on tiny parts including shape of the Vulcan, skull markings, and eye Patch as well as the heat dissipation function of the face. A