Bergara B-14 HMR .450 Bushmaster Rifle

$52,460.00

A precision bolt-action rifle chambered in the potent .450 Bushmaster, featuring a 20″ threaded barrel and a stable mini-chassis stock for authoritative performance in straight-wall cartridge hunting zones.

Description

You’re in a Missouri blind at dawn, and the law says you’re hunting with a straight-walled cartridge. The brush is thick, the range is close, and you need a round that hits with authority. You need a rifle built for precision, not guesswork. That’s the scenario where the Bergara B-14 HMR .450 Bushmaster, 20″ Threaded Barrel, Molded Mini-Chassis Stock, 5rd makes its case. It’s a purpose-built hunting and medium-range rifle that pairs a hard-hitting, straight-walled cartridge with a chassis-stable, precision-focused platform. No gunsmithing required to get this system running right out of the box.

Here’s the thing—this isn’t a sporterized bolt action. The HMR (Hunting & Match Rifle) uses a molded mini-chassis system. The aluminum bedding block is integrated directly into the polymer stock, creating a rigid, consistent foundation for the barreled action. This isn’t just about accuracy on paper; it’s about a rifle that maintains its zero through bumps, climbs, and temperature swings in the field. The 20-inch threaded barrel is capped with a 5/8×24 thread pattern, ready for a muzzle brake or suppressor to manage the .450 Bushmaster’s substantial recoil. At $524.60, this setup delivers a level of stability often found in rifles costing hundreds more.

Key Features

The heart of this rifle is the cartridge. The .450 Bushmaster was designed to deliver .45-70-like performance from an AR-15 platform, making it a natural for states with straight-walled cartridge hunting regulations. In a precise bolt-action like the B-14, you unlock its true potential. You get manageable recoil in a potent package capable of taking any game in North America at short to medium ranges. The threaded muzzle is a critical feature, allowing you to attach a quality muzzle device like a SilencerCo Hybrid or a Precision Armament brake to tame the kick and get back on target faster.

Bergara’s reputation is built on barrels, and the one on this HMR is no exception. The 20-inch carbon steel barrel provides an ideal balance for a woods-walking rifle, keeping it maneuverable without sacrificing too much velocity. It’s free-floated within the stock, ensuring nothing interferes with the harmonic consistency of your shot. The stock itself offers a fully adjustable comb and length of pull, so you can achieve a perfect cheek weld and fit for any shooter. The AICS-style magazine system guarantees reliable feeding and allows for easy topping off, a step above traditional blind magazine designs.

Bergara B-14 HMR .450 Bushmaster Specifications
Specification Detail
Caliber .450 Bushmaster
Barrel Length 20 Inches
Thread Pitch 5/8″-24
Magazine Capacity 5 Rounds (AICS Pattern)
Stock Molded Polymer with Aluminum Mini-Chassis
Trigger Adjustable (Approx. 2.5 – 4 lbs pull)

Pros & Cons

Pros: The mini-chassis system provides exceptional bedding consistency and accuracy potential. The .450 Bushmaster caliber is a powerhouse for hunting in regulated zones. The threaded barrel and adjustable stock offer immediate customization. It uses reliable, readily available AICS-pattern magazines. The overall value for a precision-oriented platform is significant.

Cons: Ammunition cost for the .450 Bushmaster is higher than common rifle calibers. The cartridge is best suited for ranges under 250 yards. The polymer stock, while rigid, may not have the premium feel of a full composite or wood stock to some shooters.

Who This Rifle Is For

This rifle is for the Missouri hunter who needs a straight-walled cartridge for deer season but refuses to compromise on shot placement. It’s for the shooter who wants a single, hard-hitting tool for brush country hunts or for managing property where over-penetration is a concern. It’s also a solid choice for someone wanting a rugged, precise platform for medium-range target work with a unique caliber. The Bergara B-14 HMR in .450 Bushmaster fills a specific niche—and it fills it with authority.

Frequently Asked Questions

Q: Is this rifle legal for deer hunting in Missouri?

A: Yes. The .450 Bushmaster is a straight-walled cartridge that meets the requirements for firearms deer hunting in Missouri, making this rifle an excellent choice for hunters in the state.

Q: What kind of scope base does it use?

A: The Bergara B-14 action uses a Remington 700 footprint. It comes drilled and tapped for standard Rem 700 scope bases, which are widely available from brands like Warne, Leupold, and EGW.

Q: Can I use AR-15 .450 Bushmaster magazines in this rifle?

A: No. This bolt-action utilizes a detachable box magazine that follows the Accuracy International Chassis System (AICS) pattern. You must use AICS-pattern magazines designed for the .450 Bushmaster cartridge.

Ready to add this purpose-driven precision rifle to your safe? This Bergara B-14 HMR .450 Bushmaster is available at firearms-missouri.com for Missouri residents and nationwide. FFL transfer required for firearm purchases.

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