The Barrett MRAD Conversion Kit in .300 Winchester Magnum (Barrett Firearms part no. 19422) lets an existing MRAD owner add a new caliber without buying a second rifle. The kit includes a 26-inch fluted barrel finished in black, a matched bolt head, a magazine sized for .300 Win Mag, and the Barrett muzzle brake already installed, all packed in a Barrett-branded bag with a ZCORR anti-corrosion bag to protect it in storage or transport.

Key Specifications

• Converts an MRAD to .300 Winchester Magnum with a matched bolt head and magazine.
• Includes a 26-inch fluted barrel finished in black.
• Ships with a Barrett muzzle brake installed.
• Includes a ZCORR anti-corrosion bag inside a Barrett-branded carry bag.
• Earlier-production MRADs may need the large-to-small breech conversion kit (sold separately) to fit.

Frequently Asked Questions

What is included in the kit? A 26-inch fluted .300 Win Mag barrel, Barrett brake, matched bolt head, magazine, and a Barrett-branded bag with a ZCORR anti-corrosion bag.

Will this fit my MRAD? It fits current-production MRADs; earlier models may need an additional large-to-small breech conversion kit.

Buy the Barrett MRAD Conversion Kit in .300 Win Mag

Adding a long-range .300 Win Mag barrel to an existing MRAD is a lot cheaper than a second rifle. Order the kit from Barrett Firearms through our rifle barrels selection, and our Lubbock, Texas team will ship it out fast.