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The DuraMag 20-round magazine brings tested durability to your AR-15 setup without the bulk of a 30-rounder. Built from 6061-T6 aluminum and finished with a Type III hard-coat anodize that integrates color directly into the metal, this magazine resists wear and corrosion far better than paint or cheaper coatings. The bronze finish isn't just cosmetic—it's part of the material itself, so it won't chip or peel with heavy use.
Most 20-round AR magazines get overlooked, but they're ideal for precision shooting, benchrest work, and anyone running a compact build where magazine length matters. The DuraMag design follows the curve of full 30-round magazines, allowing it to use a full-size anti-tilt follower. This matters because straight 20-round magazines sometimes struggle with round nosediving and feeding hiccups. With DuraMag's approach, you get consistent feeding across different ammunition weights without those common jams.
Every DuraMag magazine is robotically welded using progressive die tooling and post-and-hole design for consistency you can count on. The aluminum won't flex, swell, or warp like polymer magazines do over time, making it safe for extended storage while fully loaded. With proper care, this magazine will outlast most polymer competitors and maintains its dimensions reliably through thousands of rounds.
This magazine handles .223 Remington, 5.56 NATO, and .300 Blackout—even heavy subsonic loads—without any modifications needed. The internal geometry is optimized to reliably feed all three calibers, so if you run multiple uppers on the same lower, one magazine type works across your setup. The weight sits around 6 ounces, keeping your rifle nimble without sacrificing build quality.
Yes. The magazine is specifically designed to handle .223 Rem, 5.56 NATO, and .300 Blackout with equal reliability, including heavy subsonic loads. The anti-tilt follower and internal geometry ensure consistent feeding regardless of cartridge length or bullet weight, so you don't need different magazines for different ammunition types.
The curved design mimics the full 30-round magazine profile, which lets this magazine use a full-size anti-tilt follower. Straight 20-round magazines often experience round nosediving and feeding jams because the geometry doesn't support stacked rounds as well. DuraMag's curve solves that, delivering consistent feed presentation without compromises.
Yes. Unlike polymer magazines that can swell, warp, or lose tension over extended time, the aluminum body and spring are engineered to maintain their shape and spring rate indefinitely when fully loaded. The hard-anodized finish protects against corrosion, so stored magazines perform just as reliably months or years later.
Type III hard-coat anodize is a chemical process that integrates the finish into the aluminum itself, not a coating that sits on top. This means the bronze color won't chip, peel, or fade under heavy handling or hard use. It also provides superior abrasion resistance and corrosion protection compared to painted or Type II anodized alternatives.
| UPC | 766897411625 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | 2023007175CPD |
| Model | |
| Caliber/Gauge | .300 AAC Blackout |
| Capacity | 20 |
| Color | BRONZE |
| Product Type | Magazine |
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