"Kyoukai Senki Weapon Set 4 Multi-Joint Frame" is now available, which includes customizable new arm and leg parts!New arm and leg parts have 3mm diameter connection holes for highly expandable customization in various places. Comes with a highly expandable weapon rack and rear skirt rack, increasing the degree of freedom in customizing the back. Newly designed head parts are included. By combining with existing aircraft and "Weapon Set" (sold separately), a wider range of customization is possible than ever before. Accessories: Arm parts (left and right), Leg parts (left and right), Weapon rack × 1, Rear skirt track × 1, Head parts × 1, Hand parts × 1 formula, Joint parts × 1 formula