Barrett Firearms Mrad Conversion Kit 338nor 26"

The Barrett MRAD Conversion Kit in .338 Norma gives you the flexibility to switch calibers on your modular rifle platform without buying a second gun. Built around Barrett's proven MRAD (Modular Rifle for Advanced Design) system, this conversion kit lets precision shooters and long-range hunters add .338 Norma capability to an existing MRAD receiver—a practical solution if you already own the platform and want to explore a heavier-hitting round.

This kit pairs a 26-inch fluted barrel with everything you need to make the swap: a bolt head matched to .338 Norma dimensions, a magazine for the caliber, and a ZCORR anti-corrosion bag to protect your investment during storage or transport. The fluted barrel design reduces weight without sacrificing rigidity, a detail that matters whether you're setting up for a long hunt or precision competition. All components ship in a branded Barrett carrying bag designed to keep them organized and protected.

One important note: if your MRAD is an earlier production model, you may need a large-to-small breech conversion kit to mate the new barrel assembly to your receiver. Check your rifle's specifications before ordering to confirm compatibility. Modern MRAD platforms generally accept this kit as-is, but older guns sometimes require that additional adapter.

.338 Norma is a serious long-range cartridge—more powerful than .308 Winchester but more efficient than many magnum options. If you're already invested in the MRAD system and want to unlock that performance tier, this conversion kit is a cost-effective path compared to buying a complete second rifle.

What's Included

• 26-inch fluted barrel in .338 Norma
• Bolt head for .338 Norma
• .338 Norma magazine
• ZCORR anti-corrosion storage bag
• Barrett branded carrying bag

Specifications

Frequently Asked Questions

Will this conversion kit work with my existing MRAD receiver?

Modern MRAD platforms accept this kit directly. However, some earlier-production MRAD rifles may require a large-to-small breech conversion kit to properly mate the barrel assembly to your receiver. Check your rifle's production date and specifications, or contact Barrett if you're uncertain about compatibility.

What is .338 Norma, and why choose it?

.338 Norma is a long-range-focused cartridge that delivers more power than .308 Winchester while maintaining good efficiency and ballistics. It's a solid choice for hunters and precision shooters working at extended distances who want a step up in energy and impact without the added recoil burden of larger magnums.

Does the kit come with everything I need to shoot?

The kit includes the barrel, bolt head, magazine, and protective bags. You'll need ammunition and any tools required to install the barrel on your MRAD receiver. If you're unfamiliar with the conversion process, Barrett or a qualified gunsmith can handle the installation.

How does the fluted barrel benefit long-range shooting?

The fluted design reduces barrel weight while maintaining rigidity, which helps with handling and can reduce fatigue during longer shooting sessions. The 26-inch length supports the ballistic potential of .338 Norma at distance.