From Beyblade Burst, it's the B-109 Launcher Grip "Gun Metallic" color version! For use with compatible Japanese launchers (such as the Light Launcher series, sold separately). Japanese version from Takara Tomy!
Please note that this is a grip accessory only; launchers and Beyblades sold separately. NOT compatible with Hasbro launchers.
Limit of 2 per customer please.