Design: Yunosuke Maruya Following many requests by users, here comes a set of recombinable head units that can be used to create an original head! The set includes 4 types of heads and neck joints compatible with Frame Arms, that by recombining parts can be used to create over 200 different head patterns. You can customize the heads to your liking! *They are not compatible with some models such as Kagutsuchi. Gimmicks: -You can freely combine the parts that compose the head: "main unit", "face unit", "side unit" and "visor unit". -Various types of neck joints are included to provide compatibility with the armors of many Frame Arms models. You can choose your preferred joint length. -The mold is made of 3 colors: light gray, dark gray and colorless clear. -The included neck ball joint has a diameter of 5mm, making it compatible with the 5mm ball joints of Hexa Gear models.