Ruger 1022 10-22 Adapter + 4.5" Linear Compensator Muzzle Brake 1/2"x28 TPI

Adapter:
It only fits Standard Barrel (0.63 inch diameter)
Not fits Bull Barrel (0.92 inch diameter)
High quality Aluminum - Black Finish
Ruger 10/22 Thread Adapter to 1/2"x28, Adapts Ruger 10/22 for 1/2"x28 Accessories
Tightens in place with 3 Black Set Screws
Allen wrench Included

Linear Compensator
Six Ports Direct Muzzle Blast & Unburned Powder Downrange And Away From The Shooter.  Made From 7075 T6 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: 4.5 (Extra Long)
Crush Washer Included