$19.44Usually $28.29
Save $8.85
20rdGray
Magpul PMAG Gen M3 20rd Magazine for AR-15, 5.56, Gray
- AR-15
- 20rd
- Polymer
- Single
$21.90
15% above usual
Higher than usual: it usually sells for $18.97, its median price over the last 90 days.
$13.95 + $7.95 shipping, before tax.
Ridgeline Arms
Lowest of 6 stores4.8 (18.2K), in stock,
Compare 6 stores
50+ store clicks this week.
Ranked by landed price: the item plus shipping to you, before tax.
| Store | Landed price | Versus best | Stock | Store link |
|---|---|---|---|---|
Ridgeline Arms4.8 4.8(18.2K)store rating | $21.90 | Best price | In stock | Buy at Ridgeline Arms (opens in a new tab) |
 Sawtooth Outfitters4.5 4.5(3.9K)store rating | $23.24 | +$1.34 | Not reported | Buy at Sawtooth Outfitters (opens in a new tab) |
 Lone Pine Outfitters4.5 4.5(9.8K)store rating | $23.94 | +$2.04 | In stock | Buy at Lone Pine Outfitters (opens in a new tab) |
 Cedar Hollow Arms4.8 4.8(5.1K)store rating | $25.44 | +$3.54 | In stock | Buy at Cedar Hollow Arms (opens in a new tab) |
 Keystone Shooting Supply4.8 4.8(24.5K)store rating | $25.44 | +$3.54 | In stock | Buy at Keystone Shooting Supply (opens in a new tab) |
 Copper Creek Ammo4.7 4.7(31.6K)store rating | $26.44 | +$4.54 | In stock | Buy at Copper Creek Ammo (opens in a new tab) |
Price history
The lowest price and each store's own, every day for 2 years.
- Usual
- $18.97
- 90-day median
- 90-day low
- $15.59
- 90-day high
- $21.90
- 2-year low
- $15.59
- Sep 21, 2026
- Unchanged for
- 1 day
- Changed today
Every price change (111 in 2 years)
| Date | Lowest price | Change |
|---|---|---|
| Oct 19, 2026 | $21.90 | Up 15.4% |
| Sep 28, 2026 | $18.97 | Up 17.3% |
| Sep 27, 2026 | $16.17 | Down 6.9% |
| Sep 22, 2026 | $17.37 | Up 11.4% |
| Sep 17, 2026 | $15.59 | Down 22.0% |
| Sep 15, 2026 | $19.99 | Up 2.7% |
| Sep 11, 2026 | $19.47 | Up 4.7% |
| Aug 27, 2026 | $18.60 | Down 6.1% |
| Aug 17, 2026 | $19.81 | Up 5.4% |
| Aug 7, 2026 | $18.80 | Down 4.2% |
| Aug 4, 2026 | $19.63 | Up 0.9% |
| Jul 25, 2026 | $19.46 | Up 1.4% |
| Jul 24, 2026 | $19.20 | Up 0.5% |
| Jul 23, 2026 | $19.11 | Up 20.6% |
| Jul 18, 2026 | $15.84 | Down 17.5% |
| Jul 17, 2026 | $19.19 | Up 0.1% |
| Jul 12, 2026 | $19.18 | Down 2.5% |
| Jun 30, 2026 | $19.67 | Up 3.7% |
| Jun 26, 2026 | $18.97 | Down 3.9% |
| Jun 24, 2026 | $19.74 | Down 1.0% |
| Jun 19, 2026 | $19.93 | Up 4.9% |
| Jun 16, 2026 | $18.99 | Up 18.5% |
| Jun 13, 2026 | $16.02 | Down 15.9% |
| May 23, 2026 | $19.05 | Up 10.4% |
| May 21, 2026 | $17.26 | Down 8.1% |
| May 17, 2026 | $18.78 | Up 6.5% |
| May 1, 2026 | $17.64 | Down 6.9% |
| Apr 28, 2026 | $18.95 | Down 7.3% |
| Apr 27, 2026 | $20.45 | Up 9.0% |
| Apr 20, 2026 | $18.77 | Down 2.4% |
| Apr 19, 2026 | $19.23 | Down 3.1% |
| Apr 9, 2026 | $19.85 | Down 0.3% |
| Mar 25, 2026 | $19.91 | Down 3.2% |
| Mar 23, 2026 | $20.56 | Up 3.7% |
| Mar 17, 2026 | $19.82 | Down 0.9% |
| Mar 16, 2026 | $20.01 | Up 0.5% |
| Mar 9, 2026 | $19.92 | Up 2.9% |
| Mar 7, 2026 | $19.35 | Up 0.8% |
| Feb 24, 2026 | $19.19 | Down 0.2% |
| Feb 4, 2026 | $19.23 | Down 12.3% |
| Jan 26, 2026 | $21.93 | Up 10.0% |
| Jan 24, 2026 | $19.93 | Up 9.4% |
| Jan 22, 2026 | $18.21 | Down 7.1% |
| Jan 15, 2026 | $19.60 | Up 0.4% |
| Jan 1, 2026 | $19.53 | Down 1.8% |
| Dec 25, 2025 | $19.88 | Down 1.8% |
| Dec 20, 2025 | $20.24 | Up 0.3% |
| Dec 4, 2025 | $20.18 | Down 2.6% |
| Nov 27, 2025 | $20.71 | Up 3.4% |
| Nov 8, 2025 | $20.03 | Up 1.2% |
| Nov 3, 2025 | $19.80 | Down 5.7% |
| Nov 2, 2025 | $20.99 | Up 6.1% |
| Oct 31, 2025 | $19.79 | Down 4.1% |
| Oct 28, 2025 | $20.63 | Down 4.7% |
| Oct 26, 2025 | $21.65 | Up 8.4% |
| Oct 19, 2025 | $19.98 | Up 0.9% |
| Oct 18, 2025 | $19.81 | Up 2.4% |
| Oct 7, 2025 | $19.35 | Down 8.7% |
| Sep 27, 2025 | $21.19 | Up 15.0% |
| Sep 18, 2025 | $18.42 | Down 5.4% |
| Sep 16, 2025 | $19.48 | Up 16.4% |
| Sep 10, 2025 | $16.74 | Down 17.1% |
| Sep 7, 2025 | $20.20 | Up 2.0% |
| Aug 29, 2025 | $19.80 | Up 1.3% |
| Aug 28, 2025 | $19.55 | Up 0.9% |
| Aug 25, 2025 | $19.37 | Down 3.9% |
| Aug 21, 2025 | $20.15 | Up 10.5% |
| Aug 20, 2025 | $18.23 | Down 7.3% |
| Aug 10, 2025 | $19.67 | Down 6.0% |
| Aug 9, 2025 | $20.92 | Up 29.4% |
| Aug 2, 2025 | $16.17 | Down 18.1% |
| Jul 18, 2025 | $19.75 | Up 1.5% |
| Jun 27, 2025 | $19.45 | Down 1.1% |
| Jun 23, 2025 | $19.67 | Up 0.5% |
| Jun 20, 2025 | $19.58 | Down 1.8% |
| Jun 19, 2025 | $19.94 | Up 11.3% |
| Jun 15, 2025 | $17.91 | Up 3.6% |
| Jun 10, 2025 | $17.28 | Down 5.4% |
| Jun 9, 2025 | $18.27 | Down 10.1% |
| Jun 3, 2025 | $20.32 | Down 0.3% |
| May 31, 2025 | $20.38 | Up 19.5% |
| May 26, 2025 | $17.05 | Down 16.4% |
| May 25, 2025 | $20.39 | Up 2.0% |
| May 24, 2025 | $19.99 | Up 17.5% |
| May 15, 2025 | $17.02 | Down 6.0% |
| May 14, 2025 | $18.11 | Up 11.1% |
| May 10, 2025 | $16.30 | Down 1.7% |
| May 3, 2025 | $16.59 | Down 13.7% |
| May 1, 2025 | $19.23 | Down 6.0% |
| Apr 20, 2025 | $20.46 | Down 11.4% |
| Apr 9, 2025 | $23.09 | Up 0.3% |
| Mar 26, 2025 | $23.03 | Up 14.1% |
| Mar 24, 2025 | $20.19 | Up 1.3% |
| Mar 13, 2025 | $19.93 | Up 3.7% |
| Mar 12, 2025 | $19.22 | Down 5.7% |
| Mar 8, 2025 | $20.39 | Up 9.6% |
| Feb 17, 2025 | $18.60 | Up 3.9% |
| Feb 16, 2025 | $17.91 | Down 11.1% |
| Jan 30, 2025 | $20.14 | Up 2.3% |
| Jan 29, 2025 | $19.69 | Down 3.2% |
| Jan 28, 2025 | $20.34 | Up 0.8% |
| Jan 22, 2025 | $20.17 | Up 0.1% |
| Jan 17, 2025 | $20.14 | Down 0.7% |
| Jan 11, 2025 | $20.28 | Down 1.7% |
| Dec 21, 2024 | $20.63 | Down 1.5% |
| Dec 20, 2024 | $20.95 | Down 1.7% |
| Dec 19, 2024 | $21.31 | Up 5.0% |
| Dec 5, 2024 | $20.30 | Down 4.6% |
| Nov 24, 2024 | $21.28 | Up 4.9% |
| Nov 23, 2024 | $20.29 | Down 1.4% |
| Nov 6, 2024 | $20.58 | Down 12.7% |
About this product
A 20-round magazine for the AR-15 in 5.56 NATO, with a polymer body in gray. Single magazine per order. Some states limit magazine capacity; check your local law before ordering.
- Fits
- AR-15
- Caliber
- 5.56 NATO
- Capacity
- 20 rounds
- Material
- Polymer
- Color
- Gray
- Pack size
- Single magazine
$21.90
at Ridgeline Arms
