Save $192.92

Sig Sauer M18 9mm Threaded Barrel, 3.9 in., 17rd, American Flag Battleworn
- 9mm
- 17rd
- 3.9 in.
- Striker-fired
- 6% below usual
Save $46.61
Lower than usual: it usually sells for $783.51, its median price over the last 90 days.
$716.95 + $19.95 shipping to your FFL dealer, before tax and the transfer fee. 23% under MSRP.
Keystone Shooting Supply
4.8 (24.5K), out of stock,
Compare 5 stores
0 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 | $736.90 | Not available | Out of stock | View at Keystone Shooting Supply (opens in a new tab) |
Gulf Coast Guns4.6 4.6(9.2K)store rating | $756.98 | Not available | Out of stock | View at Gulf Coast Guns (opens in a new tab) |
High Desert Guns4.2 4.2(1.9K)store rating | $784.99 | Not available | Out of stock | View at High Desert Guns (opens in a new tab) |
Northfork Firearms4.7 4.7(7.3K)store rating | $785.49 | Not available | Out of stock | View at Northfork Firearms (opens in a new tab) |
Timber Ridge Sporting4.6 4.6(41.3K)store rating | $793.98 | Not available | Out of stock | View at Timber Ridge Sporting (opens in a new tab) |
Guns ship to a licensed dealer (FFL) near you for pickup. Landed prices include shipping to the dealer, not their transfer fee.
Price history
- Usual
- $783.51
- 90-day median
- 90-day low
- $637.74
- 90-day high
- $825.91
- 2-year low
- $626.66
- Nov 17, 2024
- Unchanged for
- 4 days
- Since Oct 16, 2026
Every price change (112 in 2 years)
| Date | Lowest price | Change |
|---|---|---|
| Oct 16, 2026 | $736.90 | Up 12.6% |
| Oct 14, 2026 | $654.63 | Down 20.7% |
| Oct 7, 2026 | $825.91 | Up 1.4% |
| Oct 5, 2026 | $814.23 | Up 3.9% |
| Sep 23, 2026 | $783.51 | Down 1.2% |
| Sep 22, 2026 | $793.30 | Up 0.6% |
| Sep 7, 2026 | $788.69 | Up 1.9% |
| Sep 2, 2026 | $774.11 | Down 3.8% |
| Sep 1, 2026 | $804.61 | Up 5.8% |
| Aug 30, 2026 | $760.18 | Up 9.0% |
| Aug 22, 2026 | $697.53 | Up 9.4% |
| Aug 6, 2026 | $637.74 | Down 19.9% |
| Jul 27, 2026 | $796.24 | Up 5.7% |
| Jul 24, 2026 | $753.56 | Down 5.1% |
| Jul 22, 2026 | $794.10 | Up 0.1% |
| Jul 11, 2026 | $793.66 | Up 16.7% |
| Jul 7, 2026 | $680.13 | Up 3.6% |
| Jul 4, 2026 | $656.68 | Down 20.7% |
| Jun 27, 2026 | $827.98 | Up 1.6% |
| Jun 26, 2026 | $814.85 | Up 8.8% |
| Jun 13, 2026 | $748.95 | Up 18.9% |
| Jun 6, 2026 | $629.82 | Down 21.4% |
| May 29, 2026 | $801.53 | Down 0.1% |
| May 19, 2026 | $802.48 | Up 4.0% |
| May 17, 2026 | $771.97 | Down 11.1% |
| May 9, 2026 | $868.50 | Up 11.3% |
| May 7, 2026 | $780.59 | Up 4.1% |
| Apr 27, 2026 | $749.84 | Down 16.9% |
| Apr 3, 2026 | $902.00 | Up 22.3% |
| Mar 27, 2026 | $737.64 | Down 6.7% |
| Mar 22, 2026 | $790.88 | Up 1.1% |
| Mar 2, 2026 | $782.13 | Up 6.0% |
| Feb 27, 2026 | $737.71 | Up 1.5% |
| Feb 26, 2026 | $726.77 | Down 1.4% |
| Feb 21, 2026 | $737.18 | Up 13.8% |
| Feb 17, 2026 | $647.78 | Down 15.7% |
| Feb 15, 2026 | $768.23 | Down 0.0% |
| Feb 12, 2026 | $768.39 | Down 11.4% |
| Feb 1, 2026 | $867.26 | Up 36.4% |
| Jan 31, 2026 | $635.83 | Down 10.7% |
| Jan 27, 2026 | $712.39 | Down 12.0% |
| Jan 25, 2026 | $809.26 | Up 6.6% |
| Jan 23, 2026 | $759.39 | Down 2.9% |
| Jan 12, 2026 | $782.20 | Up 0.5% |
| Jan 5, 2026 | $777.98 | Up 1.4% |
| Dec 31, 2025 | $767.48 | Down 12.9% |
| Dec 20, 2025 | $881.02 | Up 12.9% |
| Dec 13, 2025 | $780.41 | Down 2.3% |
| Dec 9, 2025 | $798.50 | Up 14.1% |
| Dec 7, 2025 | $700.07 | Down 13.5% |
| Dec 3, 2025 | $809.36 | Up 5.9% |
| Nov 30, 2025 | $764.02 | Down 2.2% |
| Nov 28, 2025 | $780.98 | Down 10.9% |
| Nov 4, 2025 | $876.49 | Up 12.1% |
| Oct 30, 2025 | $781.78 | Down 8.5% |
| Oct 23, 2025 | $854.14 | Up 11.5% |
| Oct 14, 2025 | $766.37 | Down 1.7% |
| Oct 2, 2025 | $779.71 | Down 9.6% |
| Sep 23, 2025 | $862.80 | Up 11.1% |
| Sep 20, 2025 | $776.94 | Down 9.8% |
| Sep 19, 2025 | $861.32 | Up 13.2% |
| Sep 9, 2025 | $760.55 | Down 8.4% |
| Sep 8, 2025 | $830.41 | Down 4.1% |
| Aug 27, 2025 | $866.24 | Up 13.0% |
| Aug 25, 2025 | $766.65 | Down 0.6% |
| Aug 20, 2025 | $771.48 | Up 7.6% |
| Aug 10, 2025 | $716.79 | Down 6.9% |
| Aug 9, 2025 | $769.58 | Up 1.2% |
| Jul 13, 2025 | $760.21 | Down 0.5% |
| Jun 28, 2025 | $764.28 | Down 2.7% |
| Jun 27, 2025 | $785.53 | Up 3.2% |
| Jun 24, 2025 | $761.44 | Down 3.6% |
| Jun 22, 2025 | $789.93 | Up 2.3% |
| Jun 10, 2025 | $771.80 | Up 0.6% |
| Jun 6, 2025 | $767.02 | Down 1.8% |
| Jun 2, 2025 | $781.38 | Down 10.5% |
| May 24, 2025 | $872.82 | Up 16.9% |
| May 18, 2025 | $746.95 | Up 12.3% |
| May 16, 2025 | $665.13 | Down 12.4% |
| Apr 27, 2025 | $759.05 | Down 6.5% |
| Apr 26, 2025 | $812.02 | Up 29.3% |
| Apr 24, 2025 | $628.03 | Down 12.5% |
| Apr 19, 2025 | $717.76 | Down 4.7% |
| Apr 18, 2025 | $753.05 | Up 2.6% |
| Apr 13, 2025 | $734.09 | Down 2.5% |
| Apr 5, 2025 | $752.53 | Down 12.4% |
| Mar 26, 2025 | $858.76 | Up 14.3% |
| Mar 6, 2025 | $751.22 | Up 1.0% |
| Mar 2, 2025 | $743.96 | Down 1.6% |
| Feb 14, 2025 | $756.05 | Down 2.6% |
| Feb 10, 2025 | $776.45 | Down 0.9% |
| Feb 9, 2025 | $783.32 | Up 3.7% |
| Feb 7, 2025 | $755.65 | Up 1.1% |
| Feb 2, 2025 | $747.42 | Up 18.5% |
| Feb 1, 2025 | $630.55 | Down 16.0% |
| Jan 27, 2025 | $750.88 | Up 0.8% |
| Jan 26, 2025 | $745.24 | Down 5.6% |
| Jan 15, 2025 | $789.09 | Up 16.3% |
| Jan 6, 2025 | $678.26 | Down 5.2% |
| Dec 29, 2024 | $715.24 | Down 4.1% |
| Dec 27, 2024 | $745.68 | Down 8.9% |
| Dec 20, 2024 | $818.42 | Up 3.5% |
| Dec 16, 2024 | $790.59 | Up 4.6% |
| Dec 15, 2024 | $755.70 | Up 0.6% |
| Dec 3, 2024 | $751.35 | Down 2.5% |
| Nov 29, 2024 | $770.50 | Up 2.5% |
| Nov 22, 2024 | $751.42 | Up 0.0% |
| Nov 18, 2024 | $751.33 | Up 19.9% |
| Nov 11, 2024 | $626.66 | Down 15.3% |
| Nov 1, 2024 | $740.02 | Up 0.7% |
| Oct 27, 2024 | $734.83 | Down 0.3% |
| Oct 22, 2024 | $736.88 | Up 1.4% |
About this product
The Sig Sauer M18 9mm Threaded Barrel is a handgun chambered in 9mm Luger, with a striker-fired action, a 3.9-inch barrel and a 17-round capacity. This listing is the american Flag Battleworn finish in the threaded barrel configuration, new. Guns ship to a licensed dealer (FFL) near you, who runs the background check and hands it over; their transfer fee is separate.
- Caliber
- 9mm Luger
- Type
- Handgun
- Action
- Striker-fired
- Capacity
- 17 rounds
- Barrel length
- 3.9 in.
- Finish
- American Flag Battleworn
- Configuration
- Threaded barrel
- Condition
- New



