The Blackout KeyMo Hybrid Muzzle Brake is compatible with Dead Air's KeyMo equipped silencers.

Further Intel:

• In-house heat treated to condition H900 for a through-hardness of 45-47 HRC
• 17-4 stainless steel that is heat treated to condition H900 exhibits 14% higher ultimate tensile strength over hardened 4140 steel
• Every 90º corner is machined with undercut profiles to improve seal and engagement with the suppressor
• 4 jet ports drilled at 51 degrees to direct gas forward and away from the shooter
• 2 jet ports at 12 o’clock, 1 at 4 o’clock and 1 at 8 o’clock
• Recessed jet ports with a flat face to reduce carbon buildup on the device and improve ease of separation with a suppressor
• Forward-directed gas reduces muzzle rise, softens recoil, and pushes all explosive gasses away from the shooter
• Closed-prong design reduces flash and eliminates tuning-fork “ping”
• Shim kit included

Technical Specifications:

• Bore Diameter: 8.5mm (1/2X28) or 9mm (5/8X24)
• Thread Pitch: 1/2X28 or 5/8X24
• Material: 17-4 Stainless Steel
• Finish: H900 Raw or Black Nitride 

What's in the Box:

• Blackout Defense KeyMo Hybrid Muzzle Brake
• Shim Kit