$19.44Usually $28.29
Save $8.85
40rdPlum, 3-pack
Magpul PMAG Gen M3 40rd Magazine for AR-15, 5.56, Plum, 3-Pack
- AR-15
- 40rd
- Polymer
- 3-pack
- 3% below usual
- Free shipping
$51.95Usually $53.74
Save $1.79
Lower than usual: it usually sells for $53.74, its median price over the last 90 days.
Free shipping, before tax. $17.32 per magazine. 6% under MSRP.
Keystone Shooting Supply
Lowest of 2 stores4.8 (24.5K), only 9 left,
Compare 3 stores
2 in stock.
Ranked by landed price: the item plus shipping to you, before tax.
| Store | Landed price | Versus best | Stock | Store link |
|---|---|---|---|---|
Keystone Shooting Supply4.8 4.8(24.5K)store rating | $51.95 | Best price | Only 9 left | Buy at Keystone Shooting Supply (opens in a new tab) |
 Coyote Trail Supply4.5 4.5(8.1K)store rating | $57.99 | +$6.04 | In stock | Buy at Coyote Trail Supply (opens in a new tab) |
 Gulf Coast Guns4.6 4.6(9.2K)store rating | $48.98 | Not available | Out of stock | View at Gulf Coast Guns (opens in a new tab) |
Price history
The lowest price and each store's own, every day for 2 years.
- Usual
- $53.74
- 90-day median
- 90-day low
- $42.34
- 90-day high
- $60.15
- 2-year low
- $42.34
- Sep 14, 2026
- Unchanged for
- 4 days
- Since Oct 16, 2026
Every price change (138 in 2 years)
| Date | Lowest price | Change |
|---|---|---|
| Oct 16, 2026 | $51.95 | Down 12.6% |
| Oct 10, 2026 | $59.43 | Up 18.0% |
| Oct 7, 2026 | $50.35 | Down 1.0% |
| Sep 28, 2026 | $50.87 | Up 0.4% |
| Sep 22, 2026 | $50.65 | Down 14.6% |
| Sep 15, 2026 | $59.34 | Up 40.2% |
| Sep 14, 2026 | $42.34 | Down 18.4% |
| Sep 10, 2026 | $51.91 | Down 7.3% |
| Aug 25, 2026 | $55.97 | Up 2.5% |
| Aug 23, 2026 | $54.63 | Up 26.4% |
| Aug 21, 2026 | $43.23 | Down 28.1% |
| Aug 7, 2026 | $60.15 | Up 19.9% |
| Aug 5, 2026 | $50.17 | Down 1.5% |
| Jul 30, 2026 | $50.92 | Down 3.6% |
| Jul 22, 2026 | $52.84 | Up 0.6% |
| Jul 17, 2026 | $52.55 | Up 0.8% |
| Jul 14, 2026 | $52.13 | Down 11.9% |
| Jul 11, 2026 | $59.15 | Up 13.9% |
| Jul 8, 2026 | $51.91 | Down 3.2% |
| Jul 5, 2026 | $53.60 | Down 9.7% |
| Jul 4, 2026 | $59.34 | Up 13.5% |
| Jun 24, 2026 | $52.29 | Down 1.9% |
| Jun 23, 2026 | $53.32 | Up 25.6% |
| Jun 21, 2026 | $42.46 | Down 21.5% |
| Jun 12, 2026 | $54.06 | Down 8.9% |
| May 28, 2026 | $59.36 | Up 5.9% |
| May 26, 2026 | $56.07 | Down 7.0% |
| May 24, 2026 | $60.26 | Up 15.1% |
| May 11, 2026 | $52.35 | Down 6.7% |
| May 9, 2026 | $56.10 | Up 12.8% |
| May 1, 2026 | $49.73 | Down 5.1% |
| Apr 26, 2026 | $52.38 | Down 3.1% |
| Apr 25, 2026 | $54.04 | Up 25.0% |
| Apr 24, 2026 | $43.23 | Down 21.9% |
| Apr 23, 2026 | $55.37 | Up 19.4% |
| Apr 19, 2026 | $46.38 | Down 3.9% |
| Apr 18, 2026 | $48.28 | Down 13.0% |
| Apr 15, 2026 | $55.50 | Down 0.3% |
| Apr 2, 2026 | $55.68 | Down 2.0% |
| Mar 31, 2026 | $56.82 | Up 5.8% |
| Mar 22, 2026 | $53.70 | Down 1.2% |
| Mar 4, 2026 | $54.36 | Down 6.7% |
| Mar 3, 2026 | $58.27 | Down 0.4% |
| Mar 1, 2026 | $58.49 | Up 6.8% |
| Feb 28, 2026 | $54.77 | Down 0.1% |
| Feb 24, 2026 | $54.81 | Down 11.3% |
| Feb 19, 2026 | $61.81 | Up 11.9% |
| Feb 18, 2026 | $55.25 | Up 1.4% |
| Feb 16, 2026 | $54.48 | Down 12.9% |
| Feb 14, 2026 | $62.54 | Up 11.8% |
| Feb 12, 2026 | $55.96 | Up 3.9% |
| Feb 9, 2026 | $53.86 | Up 2.3% |
| Feb 3, 2026 | $52.66 | Down 4.3% |
| Jan 23, 2026 | $55.05 | Up 2.4% |
| Jan 21, 2026 | $53.74 | Up 0.4% |
| Jan 17, 2026 | $53.54 | Down 4.0% |
| Jan 11, 2026 | $55.78 | Up 10.2% |
| Jan 5, 2026 | $50.64 | Down 8.1% |
| Jan 2, 2026 | $55.10 | Up 1.0% |
| Dec 30, 2025 | $54.56 | Down 0.1% |
| Dec 27, 2025 | $54.60 | Up 3.3% |
| Dec 25, 2025 | $52.84 | Up 0.4% |
| Dec 23, 2025 | $52.64 | Up 18.7% |
| Dec 19, 2025 | $44.36 | Down 19.8% |
| Dec 15, 2025 | $55.32 | Up 0.9% |
| Dec 11, 2025 | $54.80 | Down 0.2% |
| Dec 8, 2025 | $54.93 | Down 11.0% |
| Dec 2, 2025 | $61.75 | Up 21.1% |
| Nov 28, 2025 | $50.97 | Down 9.4% |
| Nov 14, 2025 | $56.24 | Down 0.4% |
| Nov 12, 2025 | $56.45 | Down 8.9% |
| Nov 10, 2025 | $61.94 | Up 10.6% |
| Nov 6, 2025 | $56.00 | Up 10.8% |
| Nov 3, 2025 | $50.54 | Down 19.5% |
| Oct 28, 2025 | $62.77 | Up 9.0% |
| Oct 18, 2025 | $57.57 | Up 6.2% |
| Oct 16, 2025 | $54.22 | Down 4.0% |
| Oct 13, 2025 | $56.49 | Down 0.0% |
| Oct 1, 2025 | $56.51 | Up 1.2% |
| Sep 30, 2025 | $55.85 | Down 1.9% |
| Sep 21, 2025 | $56.91 | Up 2.9% |
| Sep 9, 2025 | $55.30 | Up 7.1% |
| Sep 4, 2025 | $51.63 | Down 9.1% |
| Aug 27, 2025 | $56.78 | Up 6.9% |
| Aug 26, 2025 | $53.13 | Down 8.0% |
| Aug 11, 2025 | $57.75 | Up 18.9% |
| Aug 4, 2025 | $48.57 | Down 7.0% |
| Jul 25, 2025 | $52.22 | Down 9.7% |
| Jul 19, 2025 | $57.81 | Up 2.6% |
| Jul 13, 2025 | $56.33 | Up 17.8% |
| Jul 11, 2025 | $47.80 | Down 17.4% |
| Jul 4, 2025 | $57.89 | Up 3.3% |
| Jul 3, 2025 | $56.03 | Down 2.6% |
| Jun 30, 2025 | $57.52 | Up 2.2% |
| Jun 23, 2025 | $56.27 | Down 2.3% |
| Jun 22, 2025 | $57.61 | Up 3.0% |
| Jun 13, 2025 | $55.94 | Down 2.8% |
| Jun 11, 2025 | $57.55 | Down 1.7% |
| Jun 9, 2025 | $58.56 | Up 1.4% |
| Jun 6, 2025 | $57.73 | Down 3.3% |
| Jun 4, 2025 | $59.72 | Up 6.7% |
| May 21, 2025 | $55.97 | Up 1.1% |
| May 15, 2025 | $55.35 | Down 3.6% |
| May 8, 2025 | $57.44 | Up 3.9% |
| May 7, 2025 | $55.31 | Down 6.4% |
| May 1, 2025 | $59.07 | Up 2.6% |
| Apr 28, 2025 | $57.59 | Down 2.9% |
| Apr 26, 2025 | $59.31 | Up 0.3% |
| Apr 22, 2025 | $59.12 | Up 3.4% |
| Apr 21, 2025 | $57.20 | Down 4.8% |
| Apr 20, 2025 | $60.10 | Up 5.0% |
| Apr 13, 2025 | $57.24 | Down 0.1% |
| Apr 6, 2025 | $57.31 | Down 1.5% |
| Apr 1, 2025 | $58.16 | Up 6.7% |
| Mar 31, 2025 | $54.53 | Down 6.8% |
| Mar 21, 2025 | $58.49 | Down 1.4% |
| Mar 20, 2025 | $59.34 | Up 22.0% |
| Mar 17, 2025 | $48.65 | Up 4.0% |
| Mar 10, 2025 | $46.78 | Down 21.9% |
| Mar 4, 2025 | $59.93 | Up 21.3% |
| Feb 28, 2025 | $49.40 | Down 15.9% |
| Feb 27, 2025 | $58.72 | Down 1.3% |
| Feb 24, 2025 | $59.47 | Up 1.6% |
| Feb 20, 2025 | $58.54 | Up 4.4% |
| Feb 8, 2025 | $56.09 | Up 11.0% |
| Jan 30, 2025 | $50.53 | Down 17.4% |
| Jan 29, 2025 | $61.14 | Up 3.0% |
| Jan 21, 2025 | $59.38 | Down 4.5% |
| Jan 14, 2025 | $62.18 | Up 8.3% |
| Jan 13, 2025 | $57.39 | Down 3.5% |
| Jan 1, 2025 | $59.47 | Up 1.6% |
| Dec 30, 2024 | $58.51 | Down 3.6% |
| Dec 29, 2024 | $60.71 | Up 4.3% |
| Dec 9, 2024 | $58.21 | Down 3.0% |
| Dec 3, 2024 | $60.01 | Up 0.7% |
| Nov 5, 2024 | $59.57 | Down 2.4% |
| Oct 31, 2024 | $61.03 | Up 5.5% |
| Oct 21, 2024 | $57.85 | Down 2.4% |
About this product
A 40-round magazine for the AR-15 in 5.56 NATO, with a polymer body in plum. 3 magazines per order. Some states limit magazine capacity; check your local law before ordering.
- Fits
- AR-15
- Caliber
- 5.56 NATO
- Capacity
- 40 rounds
- Material
- Polymer
- Color
- Plum
- Pack size
- 3 magazines
$51.953% below usual
at Keystone Shooting Supply
