Evolution Gun Works CNC 8-Port 6-Chamber Cone Compensator. These Compensators by Evolution Gun Works are made from heat-treated stress-proof Carbon Steel for maximum durability and reliability in the field. The Evolution Gun Works CNC 8-Port 6-Chamber Replacement Compensator is designed for use on standard length barrels hybrids or bull barrels. However it's important to note that compensators are only installed when the barrel is inline with the bore. Gear up your pistol with the best possible recoil control device by Evolution Gun Works - this compensator is one of the most advanced compensators on the market. The back ports on this Evolution Gun Works CNC 8-Port 6-Chamber Compensator are angled at a 10 degree angle to reduce muzzle flip and side ports make the gun feel plushier and track straighter for improved control while firing. The Evolution Gun Works CNC 8-Port 6-Chamber Compensator has a stress-proof carbon steel construction that can handle the full force of your recoil. Specifications for Evolution Gun Works CNC 8-Port 6-Chamber Compensator: Manufacturer: Evolution Gun Works Color: Silver Fabric/Material: Steel Diameter: 0.708 in Package Contents: Evolution Gun Works CNC 8-Port 6-Chamber Compensator Evolution Gun Works 11840: CNC 8-Port 6-Chamber Cone Compensator