Home / MUZZLE BRAKES / GLFA MUZZLE BRAKE OPTIMUS .450BUSHMSTR 11/16X24″ S/S GLFA MUZZLE BRAKE OPTIMUS .450BUSHMSTR 11/16X24″ S/S Manufacturer : Great Lakes Firearms & Ammo UPC : 702458690009 SKU: d41d8cd98f00 Category: MUZZLE BRAKES Product ID: 137590 Related products GLFA MUZZLE BRAKE DEVASTATOR .450BUSHMSTR 11/16″X24 S/S $3995 GLFA MUZZLE BRAKE OPTIMUS .450BUSHMSTR 11/16X24″ S/S $3995 GARAYSAR 12GA. BREACHING BRAKE BLACK STEEL $2500 GLFA MUZZLE BRAKE DEVASTATOR .458 SOCOM 5/8X24″ BLACK $3495