NERF MODULUS TRI STRIKE - Build your own blaster! The Nerf Modulus Tri-Strike blaster delivers three ways to blast for triple the action: Elite darts for slam-fire action Mega darts for double-barrelled pump action and a missile for pump-to-fire launch action! The Modulus Tri-Strike Missile Stock Launcher and MEGA Barrel Blaster are fully modular! Attach them to many other Nerf blasters to deliver maximum performance across your blaster collection! Please Note: Large/Heavy item- extra charges may be applicable for international delivery.