450 bushmaster for Sale

Looking to buy 450 bushmaster? Discover new and used listings from verified sellers across the U.S. Only on GunsAmerica.

Quick Look

The .450 Bushmaster cartridge was developed in 2007 to deliver big-bore performance in AR-style rifles. It offers a powerful, straight-wall hunting round designed for ethical medium to large game take-down. It remains popular among hunters seeking enhanced stopping power in lever-action or semi-auto platforms.

Why It's a Top Choice

Heavy bullet energy for large game hunting
Compatible with AR-15 pattern rifles
Effective in states requiring straight-wall cartridges
Low recoil compared to similar calibers
Wide selection of bullet weights and types

Key Variants

.450 Bushmaster 250gr

Popular hunting load balancing velocity and penetration for medium to large game.

.450 Bushmaster 300gr

Heavier bullet variant ideal for maximum stopping power on bigger game species.

Competitor Comparison Table

Feature	.450 Bushmaster	.458 SOCOM	.50 Beowulf
MSRP	Varies by load, ~$1.50/round	~$2.00/round	~$2.20/round
Capacity/Size	Standard AR-15 magazines	Lower capacity, specialized mags	Lower capacity, less common mags
Weight	Comparable to .223 round weight	Heavier bullet weight	Heaviest among listed
Optics-Ready	Yes, common AR platforms	Yes, AR platform variants	Yes, but fewer platform options
Trigger Type	Standard semi-auto AR triggers	Same as AR triggers	AR-style triggers, specialized parts
Notable Pro	Balance of power and magazine capacity	Superior terminal ballistics	Maximum stopping power
Notable Con	Less widespread ammo availability	Heavier recoil	Heaviest recoil and ammo cost

Best Use Cases

Hunting medium to large game
States requiring straight-wall cartridges
Self-defense in rural areas
Range practice for big-bore rifles

FAQs

Can I use .450 Bushmaster ammo in a standard AR-15?

The .450 Bushmaster requires a specific upper and barrel; it is not compatible with standard .223/5.56 AR-15 bolts or barrels.

What is the typical effective range of the .450 Bushmaster?

Effective hunting range is typically up to 200 yards, balancing bullet energy and accuracy for medium-large game.

How does the recoil of the .450 Bushmaster compare to .223?

Recoil is heavier than .223 but lighter than other big-bore rounds like the .458 SOCOM, manageable for AR-style rifles.

Recently Viewed

27 years

In business since 1997

3,000,000+

GunsAmerica Users

12,000+

Articles to help you learn

Sign up for our newsletter

We care about the protection of your data. Read our Privacy Policy .

Frequently asked questions

What types of firearms does GunsAmerica offer online?

Whether you're looking for a semi-auto handgun, bolt-action rifle, AK-47, or AR15, shotgun, Revolver, 1911, or antique firearm, GunsAmerica has you covered. Our extensive classified listings include top models from leading brands, ensuring you find the best firearm online.

Are there any restrictions to buying legal firearms from GunsAmerica?

When buying legal firearms from GunsAmerica, you are subject to state, federal, and local laws. Certain firearm types, such as Class 3/NFA firearms, may require additional documentation and clearance. Before purchasing, comply with all local, state, and federal requirements.

What are some of the best firearm companies available at GunsAmerica?

At GunsAmerica, we take pride in offering a wide range of top-notch firearms from the best companies, including Glock, Sig Sauer, Smith & Wesson, Beretta, Colt, Heckler & Koch (H&K), Ruger, Springfield Armory, Browning, FN (Fabrique Nationale), CZ (CZ-USA), Daniel Defense, Kimber, Walther, Tikka, Weatherby, Barrett Firearms, Wilson Combat, Christensen Arms, Benelli, and many more.

Can I sell my firearm to GunsAmerica?

If you are looking for the best place to sell firearms, GunsAmerica is your top choice. GunsAmerica is a marketplace where collectors, dealers, and private individuals can list and sell firearms. All you have to do is create an account and list your firearm. After the sale, the buyer is responsible for sending the firearm to their preferred FFL dealer so that the transfer can be legally completed safely and lawfully. GunsAmerica does not buy guns or sell guns directly, as we are a marketplace.

How does GunsAmerica handle firearm shipping and transfers?

All firearms bought on GunsAmerica must be sent to an authorized FFL dealer, and each seller on GunsAmerica will provide shipping information to the buyer to ensure a smooth, successful transaction. However, non-firearm items such as holsters, magazines, optics, and ammo in most cases (some state and local laws may prohibit), can be sent straight to your door. Before purchasing a firearm, communicate with an FFL in your area to advise you on shipping and transferring your firearm.

Who We Are

About

From the latest advancements in firearm technology to trusted essentials, GunsAmerica offers a comprehensive selection of gun accessories designed to enhance performance, reliability, and safety. Whether you need precision optics, durable stocks, high-capacity magazines, suppressors, or muzzle devices, our marketplace provides everything required to maintain, upgrade, and customize your firearms. We feature products from leading manufacturers, ensuring superior quality and compatibility across all firearm platforms. Our extensive inventory is built to support every shooter’s needs, from tactical applications and competitive shooting to hunting and everyday carry. At GunsAmerica, we are committed to delivering a seamless, secure shopping experience with competitive pricing, making it easier than ever to find the right accessories to optimize your firearms for any mission or environment.

Choose the Best Firearms Online

Comprehensive Firearm Online Store

Firearm Parts and Accessories

Used Firearms

Unmatched Performance and Reliability