TacFire Linear Compensator 9mm 1/2x36 Stainless Steel. TacFire machined these Muzzle Brakes & Compensators from durable steel for maximum toughness. These TacFire AR Linear Compensators redirect sound and concussion away from you to ensure you stay focused on your task while also reducing recoil with every shot. Equip these TacFire Linear Compensators w/ Crush Washer to improve your concentration and aim while shooting your weapon. Specifications for TacFire Linear Compensators: Manufacturer: TacFire Fabric/Material: Steel Gun Make: AR Platform Outer Diameter: 0.87 in Length: 2.26 in Country of Origin: USA Features of TacFire Linear Compensators: Redirects sound and concussion away from the shooter and down range Ideal for AR pistol builds and rifles with short barrels Package Contents: TacFire Linear Compensators What firearm models does the manufacturer say TacFire Linear Compensators is compatible with? The manufacturer suggests that TacFire Linear Compensators is compatible with AR-9 AR-15 AR-10TacFire MZ1020-9MM-SS: 9mm 1/2X36 Linear Compensator Black