Size: Approx. 45mmThe concept of the Action Knuckle is hand parts that can do “intense action”!This is a knuckle-type Heavy Weapon Unit where each of the fingers are flexible.Type-A includes “Standard Hands” and “Ranged Weapon Hands”.The parts use 3mm connection joints to mainly attach to the Hexa Gear Bulkarm series, but are also compatible with other models in the Frame Arms series.[Accessory]-Main hand parts x2-Standard gauntlet x2-Shooting weapon gauntlet x2-Fingers “squared type” x10-Fingers “claw type” x10-Option joint part x2