Manticore Arms Nightbrake 24mm Compensator Fits Most AK74. A total of 18 ports distributed on the up half of the muzzle device help stabilize and reduce exiting gas pressure while the lack of ports on the underside prevent dust signature. The Nightbrake is threaded 24mm and will clear any projectile up to 0.311 caliber or 7.62 mm and is marked "MA" to denote it as a made in specialized factories 922r compliant part. The 24 mm threaded Nightbrake has a multiple detent notches to allow it to be threaded down as far as possible. Features/Specifications: Material: 8620 steel with Rockwell 50C heat treat Finish: Black oxide Weight: 3.2 ounces Length: 2.5 inches 100percent designed and manfuactured in the USA Specifications for Manticore Arms Nightbrake 24mm Compensator Fits Most AK74: Type/color: Muzzle compensator Size/finish: 24mm/black Material: Steel Other features: 24mm thread found on most ak-74 rifles projectile up to .30 cal 2.5" long a Features of Manticore Arms Nightbrake 24mm Compensator Fits Most AK74 Material: 8620 steel with Rockwell 50C heat treat Finish: Black oxide Weight: 3.2 ounces Length: 2.5 inches 100percent designed and manfuactured in the USA Package Contents: Manticore Arms Nightbrake 24mm Compensator Fits Most AK74 The Manticore Arms Manticore Nightbrake 24mm Compensator Fits Most Ak74 is a quality addition to the Manticore Arms lineup. For more great deals on Muzzle Brakes & Compensators by Manticore Arms please browse our Manticore Arms Gun Parts page. What firearm models does the manufacturer say Manticore Arms Nightbrake 24mm Compensator Fits Most AK74 is compatible with? The manufacturer suggests that Manticore Arms Nightbrake 24mm Compensator Fits Most AK74 is compatible with AK-47Manticore Arms Nightbrake 24mm Compensator Fits Most AK74