4.5" Extra Long Low Concussion Linear Compensator Muzzle Brake for .22LR .223 556 .308 300BLK 7.62 300WIN 9MM .40 .350 7.62X39

Thread Pitch Select:
1/2x28 TPI for .22LR .223/556
1/2x28 TPI for 9mm
1/2x36 TPI for 9mm
5/8x24 TPI for .308/300BLK/7.62/300WIN
9/16x24 TPI for .40 .350
14X1 LH TPI For 7.62X39

Six 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 Black
Material: 7075 T6 Aluminum
Weight：4 OZ
Outer Diameter: 1.24"
Length: 4.55 (Extra Long)
Crush Washer Included