This GK03 muzzle brake is manufactured by to Ilyin specifications.
- Recoil decrease
- Muzzle rise and muzzle flip decrease
Is more effective than Ilyin’s GK01 and GK02 muzzle brake, due to redesigned gills.
Will fit all Saiga 12 and Vepr 12 shotguns.
Thread – 22х0.75 mm
Locking nut included.