Strike Industries King Comp for .223/5.56 1/2x28 Black One Size. The King-Comp is a great alternative if you're looking for a cross between a compensator and a muzzle brake or effective combo muzzle device. Specifications for Strike Industries King Comp for .223/5.56 or .308/7.62: Manufacturer: Strike Industries Color: Black Gun Make: AR Platform Gun Model: AR-15 Condition: New Length: 2.62 in Weight: 3.8 oz Fabric/Material: Steel Features of Strike Industries King Comp for .223/5.56 or .308/7.62 Dual chamber design to reduce felt recoil Specifically angled gas ports to cancel side concussion. Serrated prongs for barbed wire removal Heavy duty steel construction with parkerized finish Package Contents: Strike Industries King Comp for .223/5.56 or .308/7.62 1 x King Comp 1 x Crush Washer What firearm models does the manufacturer say Strike Industries King Comp for .223/5.56 or .308/7.62 is compatible with? The manufacturer suggests that Strike Industries King Comp for .223/5.56 or .308/7.62 is compatible with AR-15Strike Industries SI-KingComp-223/5.56: King Comp for .223/5.56 Black One Size