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Lancer Systems L5 Advanced Warfighter AR Rifle, .300 AAC Blackout, 20 Round Rifle Magazine
$25.99 $19.99 Save 23%
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The best mags for the money and value on the market

by W Sonnier, Verified Owner from FL, United States Written on June 20, 2026
These magazines give you everything you wished for. Not one failure to feed or locking back issues. I’ve ran over 1000 rounds through my training mags and once again zero issues and after that, I went and bought an additional four more.
Pros:
  • None
Cons:
  • None especially at price point
Would recommend: Yes
Was it helpful to you? Yes | No

magazines good for stoage

by jake, Verified Owner from OK, United States Written on May 23, 2026
Metal feed lips on magazine, better than Magpul. 300blk is good in 20rnd mags
Would recommend: Yes
Was it helpful to you? Yes | No

Great Mags

by Mente, Verified Owner from TX, United States Written on May 19, 2026
Way better than Pmags, quality and construction keep those rounds ejecting in style down range.
Would recommend: Yes
Was it helpful to you? Yes | No

Preferred Magazine

by Clyde, Verified Owner from VA, United States Written on March 19, 2026
These function flawlessly and look great. My only regret is that there isn’t more aftermarket support for base pads and stuff. I’ll take a Lancer over a pmag every time.

Upon comparing the magazine to a 5.56 lancer, I do not see any differences in the follower or feed lips or anything. So I think the only difference are the markings on the body of the magazine.
Would recommend: Yes
Was it helpful to you? Yes | No

Best mags in my opinion

by Jesse, from AK, United States Written on February 18, 2026
I know they are a little more expensive but they fit no matter what you add to your rifle and I have never had a feed issue or worried about keeping mags loaded.
Pros:
  • Quick capacity check and steel feed lips
Cons:
  • None
Would recommend: Yes
Was it helpful to you? Yes | No

Very surprised.

by JWW, Verified Owner from NV, United States Written on October 2, 2025
I needed new mags for the 300 AAC I just built. I ran across this one a optics planet.

I must admit to being very surprised at the quality for the price. It's the best made magazine in my inventory.
Pros:
  • Wel constructed.
Cons:
  • None
Best Used for:
  • 300 acc
  • 300AAC
Would recommend: Yes
Was it helpful to you? Yes | No

Very surprised.

by JWW, Verified Owner from NV, United States Written on October 2, 2025
I needed new mags for the 300 AAC I just built. I ran across this one a optics planet.

I must admit to being very surprised at the quality for the price. It's the best made magazine in my inventory.
Pros:
  • Wel constructed.
Cons:
  • None
Best Used for:
  • 300 acc
  • 300AAC
Would recommend: Yes
Was it helpful to you? Yes | No

300 BO Mag

by Kev, Verified Owner from PA, United States Written on August 1, 2025
This mag cycled various subs including Hornady Sub-X very well. Look pretty neat too.
Would recommend: Yes
Was it helpful to you? Yes | No

Lancer .300 Blk out

by IJB71, Verified Owner from FL, United States Written on July 13, 2025
I’ve used both Magpul and Lancer magazines, and the difference is clear, Lancer’s build quality and materials are superior. You can feel it the moment you pick one up. Well done, Lancer.
Would recommend: Yes
Was it helpful to you? Yes | No

20rd 300/223 ar-15 mag

by John wick, Verified Owner from TX, United States Written on May 30, 2025
Smoke clear mag. Fits rounds fine 300blk n 556/223 .
Best Used for:
  • Range
Would recommend: Yes
Was it helpful to you? Yes | No
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Last updated 2025-11-12 UTC.