M45A1 for Sale
Browse M45A1 listings from verified sellers across the U.S. on GunsAmerica.
Quick Look
The M45A1 is a modernized M1911 pistol originally adopted by the US Marine Corps as a robust sidearm. Designed for durability and high reliability, it integrates ergonomic improvements and corrosion-resistant finishes. It remains favored among military personnel and tactical shooters for close-quarters defense.
Why It's a Top Choice
- Proven M1911 platform with enhanced durability
- Corrosion-resistant finishes for harsh environments
- Enhanced ergonomics with improved grip texture
- Compatible with various tactical accessories
- Trusted by USMC special operations
Key Variants
M45
The original M45 serves as the base model for the improved M45A1, popular for military use.
M45A1 Olive Drab
Features a durable olive drab Cerakote finish suited for tactical applications.
M45A1 Flat Dark Earth
Flat dark earth color variant favored by operators requiring low-visibility finishes.
Competitor Comparison Table
| Feature | M45A1 | Sig Sauer P226 | Beretta M9 |
|---|---|---|---|
| MSRP | $1,300+ | $1,200+ | $700+ |
| Capacity/Size | 7+1, .45 ACP | 15+1, 9mm | 15+1, 9mm |
| Weight | Approx. 39 oz | Approx. 34 oz | Approx. 33 oz |
| Optics-Ready | No | Yes | Limited |
| Trigger Type | Single-action | Double-action/single-action | Double-action/single-action |
| Notable Pro | Robust build; corrosion resistant | High capacity; optics adaptable | Widely issued; proven reliability |
| Notable Con | Lower capacity; heavier weight | More complex trigger system | Older design; limited aftermarket |
Best Use Cases
- Military and tactical duty sidearm
- Self-defense in close quarters
- Range practice and tactical training
- Collectors of military pistols
FAQs
Can I use M45A1 magazines with other 1911 pistols?
M45A1 magazines are 7-round .45 ACP and fit some 1911 pistols but compatibility varies by manufacturer.
What is the finish on the M45A1?
The M45A1 uses a corrosion-resistant Cerakote finish designed for harsh environments.
How does the M45A1 compare in weight to other pistols?
The M45A1 weighs approximately 39 ounces, heavier than many polymer pistols but typical for full-size 1911s.
Prefer nearby results? Toggle to search local listings.
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