A direct-thread version of the best-selling Fast-Attach® Warden Blast Regulator SureFire designed for use with SureFire 5.56 mm muzzle devices" the SureFire Warden direct-thread blast regulator is precision-machined of rugged stainless steel" heat treated and coated with a durable Cerakote™ finish. The Warden enhances the refined appearance of any weapon with a 1/2-28 threaded barrel" protecting the barrel's exposed threads from damage or fouling in lieu of a flash hider or muzzle brake. Its diffuser design directs the muzzle blast forward when the weapon is fired. Measuring just 3.0 inches in length" the Warden adds a mere 6.1 ounces to the weight of the weapon" minimizing any effect on weapon handling characteristics. Unlike Surefire's award-winning sound suppressors" the Warden is not an NFA device and is available wherever SureFire products are sold" without any of the restrictions associated with suppressors.