Protect your airgun from the dust/dirt build up in the air flow valve! The new Bomb-Proof valve protector from AirForce Airguns protects the air valve on the tank from dirt or damage. Especially useful when transporting the rifle broken down for transport or for that spare tank you�re carrying out on an extended shooting session. Made from solid steel to last a lifetime, the new valve protector is another quality product from the makers of the worlds most advanced air gun shooting system