BLYAT MUZZLE BRAKES The Blyat attaches to our Atlas adapters, making them compatible with most suppressors on the market. These have 1 1/16"wrench flats on the rear; you can use a crows foot wrench, or our Atlas Wrench. The Blyat muzzle devices are designed to face mount on 24 and 26mm threads, helping to solve many common AK alignment issues. FEATURES: Black Nitride Finish Atlas and Atlas XL Compatible Plan B Compatible Shims Included Always use an alignment rod to ensure that the entire system is set up correctly. To install your muzzle device, first make sure all surfaces are clean. Dry fit your muzzle device on your barrel with and Mfg: Rearden Manufacturing Group Llc