Low Concussion Linear Compensator Muzzle Brake 1/2x28TPI 22LR/.223 or 5/8x24TPI .308

1/2" x 28 Thread for 22LR/.223/5.565/8"x24 TPI For .308/.338/.300BLK/7.62/350Legend1/2"x28 TPI For 9mmSix Ports Direct Muzzle Blast & Unburned Powder Downrange And Away From The Shooter. Made From Aluminum, It Is Lightweight And Does Not Weigh Down The Front Of The Barrel.Color: Anodized BlackMaterial: 7075 T6 AluminumLength: 3"Outer Diameter: 0.95"Weight：1.6 OZCrush Washer Included