Defcon 1 LITE AR-6.5 GRENDEL Rifle Thread-On Muzzle Brake – 9/16 x 24 – 5/8 x 24 – 3/4 x 28 – 6.5 Grendel .



INSTALLATION GUIDE for the Defcon 1 LITE AR-6.5 Grendel Thread-On Muzzle Brake - 9/16 x 24, 5/8 X 24 and 3/4 x 28 threading

GGW Defcon 1 LITE AR-6.5 Grendel Rifle Thread-On Muzzle Brake reduces recoil by a minimum of 65%, eliminates muzzle rise, dust signature and rifle torque. The Defcon 1 LITE is made of the highest quality materials and workmanship to deliver high performance and recoil reduction, keeping you on target, while increasing accuracy. Available in 416 Stainless Steel and 7075 Aircraft Aluminum; coated with durable and impact resistant Cerakote paint. Grizzly Gunworks Thread-On Muzzle Brakes are made custom for your AR-Grendel rifle chambered in 6.5 Grendel; according to your specifications, therefore, producing a uniquely designed Muzzle Brake to perfectly fit your firearm. Grizzly Gunworks Thread-On Muzzle Brakes are customizable offering a minimum of seventeen colors and finishes. Quickly and easily install your Thread-On Muzzle Brake with zero gunsmithing. You are purchasing a Thread-On Muzzle Brake that is made for a threaded barrel. Grizzly Gunworks offers Muzzle Brakes for threaded and non-threaded barrels.

HIGH QUALITY HEX JAM NUT: A Free precision Hex Jam Nut is included with every LITE Muzzle Brake purchase. Quickly and accurately index and your LITE Muzzle Brake.

Colors: Standard three colors and finishes are available at NO extra charge:

  • Armor Black
  • Flat Dark Earth
  • Bead Blast Dull Finish

All other custom colors and bead blast polished finish are an additional coating charge of $35.00 U.S.


  • Approximate Dimensions:

    Length : 3.0"
    Width: 1.0"
    Thickness: 0.9"
  • Material and Weight:

    416 Stainless Steel: 4.5 oz
    7075 Aircraft Aluminum: 1.5 oz
  • Threading:

    9/16 x 24, 5/8 x 24 and 3/4 x 28
  • Recoil Reduction:

    Minimum 65%
  • Caliber:

    6.5 Grendel
  • AR-Grendel Models:

    Grizzly Gunworks LITE Thread-On Muzzle Brakes are available for all AR-15 rifles chambered in 6.5 Grendel, including and not limited to: ArmaLite Defender AR-15, DPMS AR-15, LWRC International AR-15, Rock River Arms LAR-15, Daniel Defence M4, Sig Sauer M400, Anderson Arms AM14-M4, Colt LE AR-15, Bushmaster AR-15, Windham Weaponry, Ruger AR-556 , Colt XM Commando, STAG-15, Bravo Company, Wilson Combat, Alexander Arms, Kriss USA Defiance AR-15, Barrett AR-15 and Smith & Wesson M&P AR-15.