Description of Muzzle Brake for Shotgun: Muzzle Brake has excellent recoil reduction due to the enlarged ports to keep you on target. Fits perfectly on MKA1919 shotgun rifle. In fact it should fit all shotguns with 23mm barrel diameter. No barrel modification. Easy clamp on barrel with 2 bolts.
Made in Europe. Machined from billet (aircraft grade aluminium).