Build and blast with the Nerf Modulus IonFire blaster! Customise the blaster with the barrel extension and dart storage. Slide the dart holders onto the blaster's tactical rails to keep darts within reach for quick reloading. Heading into battle? Customise with the barrel extension. On a covert mission? Remove the extension to create a stealth-sized blaster. The Nerf Modulus IonFire blaster fires one dart at a time and comes with 4 darts.