M40 RIFLE for Sale
Browse M40 Rifle listings from verified sellers across the U.S. on GunsAmerica.
Quick Look
The M40 rifle is a bolt-action sniper rifle developed for the U.S. Marine Corps in the 1960s based on the Remington 700 design. It emphasizes precision, durability, and reliability for military marksmen. The M40 remains a cornerstone sniper platform in military service and specialized law enforcement units.
Why It's a Top Choice
- Proven accuracy under combat conditions
- Robust construction withstands harsh environments
- Customizable with optics and accessories
- Simple bolt-action mechanism enhances reliability
- Long service history with active upgrades
Key Variants
M40A6
Modernized version with adjustable stock and improved ergonomics for precision shooters.
M40A5
Upgraded with a detachable box magazine and improved barrel for enhanced field performance.
Original M40
The original model featuring fixed stock and internal magazine, reliable since Vietnam War era.
Competitor Comparison Table
| Feature | M40 Rifle | Remington 700 | Accuracy International AWM |
|---|---|---|---|
| MSRP | Varies by variant | $1,000–$2,500 | $12,000+ |
| Capacity/Size | 5 rounds, .308 Winchester | 3–10 rounds, .308 Win or others | 5+ rounds, .300 Win Mag |
| Weight | Approx. 13 lbs | 8–9 lbs | Approx. 15 lbs |
| Optics-Ready | Yes, Picatinny rails on newer models | Yes, scope mounts available | Yes, standard mil-spec rails |
| Trigger Type | Two-stage bolt-action trigger | Varies, often two-stage | Adjustable match trigger |
| Notable Pro | Battle-tested accuracy and durability | Highly customizable for precision shooting | World-class sniper rifle with extreme range |
| Notable Con | Heavier than many hunting rifles | Less rugged in harsh combat conditions | Premium price limits accessibility |
Best Use Cases
- Military and law enforcement sniper missions
- Long-range precision shooting and marksmanship
- Specialized hunting requiring high accuracy
- Range training and marksmanship qualification
- Collectors interested in historic military rifles
FAQs
Can I customize the M40 rifle with modern optics?
Yes, newer M40 variants come equipped with Picatinny rails enabling mounting of various modern optics and accessories.
What caliber is the M40 rifle chambered in?
The standard M40 is chambered in .308 Winchester (7.62x51mm NATO), a proven round for military sniping.
How does the M40 compare to the Remington 700?
The M40 is a military adaptation of the Remington 700, optimized for combat durability and consistent precision.
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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.