Description
MEC-GAR has been manufacturing quality magazines since 1965, and this 11-round extended magazine for full-size Colt Government and Commander models in .45 ACP showcases their proven track record. The magazine uses certified carbon steel tubing that's been heat-treated for added strength, paired with high-tensile music wire for the spring and a heat-treated steel follower. The result is a magazine that cycles reliably through tens of thousands of rounds without issues.
The nickel finish serves double duty: it looks clean and professional alongside a nickel-plated pistol, and it provides superior corrosion resistance compared to blued steel. This matters if you live anywhere humid or coastal, or if the magazine spends time near salt water. The finish also makes routine cleaning quick and straightforward since nickel won't rust or require frequent re-bluing.
The extended capacity means you get three extra rounds compared to the factory standard 8-round magazine, without making the magazine difficult to handle or fit in a proper 1911 magazine pouch. MEC-GAR manufactures OEM magazines for Browning, Remington, Sig Sauer, and Walther, so you're getting the same quality they supply to the big names, just at a fair price. Fits full-size Government and Commander models, as well as compatible 1911 clones from other makers. The witness holes on the side let you see your round count at a glance.
Key Specifications
- Manufacturer: MEC-GAR
- Model Number: MGCG4511N
- UPC: 765595440326
- Caliber: .45 ACP
- Capacity: 11 rounds
- Type: Extended
- Finish: Nickel
- Tube Material: Heat-treated carbon steel
- Spring: High-tensile music wire
- Follower: Heat-treated stamped steel
- Baseplate: Welded steel
- Compatibility: Colt 1911 Full-Size Government/Commander and clones
What’s Included
- 1x MEC-GAR 11-round .45 ACP magazine with nickel finish
Frequently Asked Questions
Will the MEC-GAR MGCG4511N fit my Colt 1911 Government?
Yes, this magazine is specifically designed for full-size Colt Government pistols in .45 ACP. It will also work in Colt Commander models and most other 1911-pattern pistols, including clones from Springfield, Kimber, and other makers. The magazine well specifications are consistent across these models.
What's the difference between the 11-round and standard 8-round magazines?
The 11-round MEC-GAR is an extended magazine, meaning it protrudes from the grip frame by about an inch. You get three extra rounds in the same reliable package. Some people prefer the extended mags for range work and training, while others stick with 8-rounders for concealed carry. Having both on hand gives you flexibility.
Why nickel finish instead of blued?
Nickel provides better corrosion resistance than blued steel, especially in humid or coastal climates. It also requires less maintenance since it won't rust or discolor the way blued steel can. If your 1911 has nickel-plated parts, the matching finish looks cohesive on the magazine.
Is MEC-GAR a reliable magazine brand?
MEC-GAR has been making magazines since 1965 and is trusted enough that major manufacturers like Browning, Remington, Sig Sauer, and Walther have MEC-GAR manufacture their OEM magazines. The MGCG4511N uses the same construction methods and materials as those factory magazines. Users report consistent feeding and reliable performance across thousands of rounds.
Can I keep this magazine loaded for an extended period?
Yes. Springs in properly made magazines can stay loaded for months or even years without losing tension or reliability. That said, it's good practice to rotate your magazines periodically and inspect them for any visible wear or damage, especially if you use them regularly.
How do I clean and maintain this magazine?
The nickel finish makes maintenance straightforward. You can wipe it down with a cloth or clean it with warm soapy water. The baseplate is welded, so you won't disassemble it like some other magazines. Periodically running a dry cloth over it keeps it in good shape, and the finish won't require re-plating like blued steel might.





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