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Sig Sauer

Sig Sauer M18 9mm with Holosun 508T, 3.9 in., 17rd, Patriot Brown Cerakote

  • 9mm
  • 17rd
  • 3.9 in.
  • Striker-fired
$1,094.99

7% above usual

Higher than usual: it usually sells for $1,020.59, its median price over the last 90 days.

$1,074.99 + $20.00 shipping to your FFL dealer, before tax and the transfer fee. 10% under MSRP.

Bayou Arms Co.

Lowest of 2 stores

4.1 (1.7K), stock not reported,

Buy at Bayou Arms Co.(opens the store in a new tab)

Compare 2 stores

Ranked by landed price: the item plus shipping to you, before tax.

Stores selling Sig Sauer M18 9mm with Holosun 508T, 3.9 in., 17rd, Patriot Brown Cerakote, ranked by landed price
StoreLanded priceVersus bestStockStore link
Bayou Arms Co.4.1
$1,094.99Best priceNot reportedBuy at Bayou Arms Co. (opens in a new tab)
Iron Mesa Armory4.9
$1,140+$45.01In stockBuy at Iron Mesa Armory (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

The lowest price and each store's own, every day for 2 years.

Usual
$1,020.59
90-day median
90-day low
$870.21
90-day high
$1,156.63
2-year low
$865.91
Apr 8, 2026
Unchanged for
12 days
Since Oct 8, 2026
Every price change (117 in 2 years)
Every change of the lowest landed price, newest first
DateLowest priceChange
Oct 8, 2026$1,094.99Up 21.7%
Oct 6, 2026$899.79Down 22.2%
Sep 20, 2026$1,156.63Up 21.8%
Sep 13, 2026$949.75Down 3.3%
Sep 2, 2026$981.97Down 3.8%
Aug 5, 2026$1,020.59Down 2.5%
Aug 1, 2026$1,046.80Up 20.3%
Jul 26, 2026$870.21Down 15.9%
Jul 25, 2026$1,034.19Down 0.4%
Jul 15, 2026$1,038.76Up 1.7%
Jul 1, 2026$1,021.78Down 12.1%
Jun 29, 2026$1,161.94Up 15.3%
Jun 19, 2026$1,008.08Down 5.3%
Jun 17, 2026$1,064.52Up 3.0%
Jun 7, 2026$1,033.34Down 2.0%
Jun 2, 2026$1,054.13Down 12.0%
Jun 1, 2026$1,197.45Up 7.9%
May 28, 2026$1,109.52Up 9.4%
May 24, 2026$1,013.79Up 3.8%
May 22, 2026$976.71Down 12.4%
May 21, 2026$1,115.13Up 6.0%
May 18, 2026$1,051.98Up 1.6%
May 9, 2026$1,035.75Down 0.5%
May 5, 2026$1,040.80Up 2.6%
Apr 9, 2026$1,014.21Up 17.1%
Apr 6, 2026$865.91Down 3.2%
Apr 5, 2026$894.54Down 17.4%
Mar 29, 2026$1,082.51Up 21.6%
Mar 23, 2026$890.27Down 25.9%
Mar 22, 2026$1,201.81Up 21.7%
Mar 21, 2026$987.22Up 2.0%
Mar 5, 2026$967.64Down 5.6%
Mar 4, 2026$1,024.56Down 4.6%
Mar 3, 2026$1,073.62Down 0.0%
Feb 22, 2026$1,074.03Up 2.3%
Feb 20, 2026$1,050.36Up 2.3%
Feb 19, 2026$1,027.07Down 5.8%
Feb 17, 2026$1,089.85Up 12.0%
Feb 13, 2026$973.00Down 4.7%
Feb 9, 2026$1,021.17Up 3.1%
Jan 31, 2026$990.03Down 8.9%
Jan 30, 2026$1,087.24Up 0.5%
Jan 25, 2026$1,081.56Up 0.2%
Jan 24, 2026$1,079.17Up 0.6%
Jan 15, 2026$1,073.15Up 14.2%
Jan 14, 2026$939.54Down 16.0%
Jan 12, 2026$1,119.07Up 1.4%
Jan 9, 2026$1,103.79Up 3.0%
Jan 2, 2026$1,071.83Up 0.3%
Dec 26, 2025$1,069.11Down 12.3%
Dec 14, 2025$1,219.66Up 13.1%
Dec 10, 2025$1,078.02Up 22.9%
Dec 9, 2025$877.41Down 20.1%
Dec 4, 2025$1,098.12Down 0.1%
Nov 28, 2025$1,099.70Up 1.6%
Nov 27, 2025$1,081.97Down 13.2%
Nov 25, 2025$1,246.88Up 10.9%
Nov 16, 2025$1,123.93Down 0.6%
Nov 7, 2025$1,130.56Up 2.4%
Oct 29, 2025$1,103.93Down 3.2%
Oct 25, 2025$1,140.68Down 9.2%
Oct 16, 2025$1,256.62Up 16.5%
Oct 13, 2025$1,079.06Down 0.8%
Sep 16, 2025$1,088.05Down 0.9%
Sep 10, 2025$1,097.42Down 0.6%
Sep 7, 2025$1,104.42Down 1.2%
Aug 20, 2025$1,118.37Up 2.2%
Aug 12, 2025$1,094.82Up 0.2%
Aug 7, 2025$1,092.27Up 16.4%
Jul 29, 2025$938.51Down 20.1%
Jul 27, 2025$1,173.93Up 1.6%
Jul 26, 2025$1,155.08Up 1.5%
Jul 22, 2025$1,138Up 24.3%
Jul 11, 2025$915.78Down 23.5%
Jul 6, 2025$1,197.59Up 0.8%
Jun 29, 2025$1,188.63Up 17.9%
Jun 23, 2025$1,008.43Down 11.0%
Jun 13, 2025$1,133.57Up 11.4%
Jun 8, 2025$1,017.19Down 10.6%
Jun 7, 2025$1,137.67Down 8.3%
Jun 2, 2025$1,241.31Up 7.0%
May 31, 2025$1,160.03Up 0.4%
May 30, 2025$1,155.14Up 0.9%
May 2, 2025$1,144.50Down 0.6%
Apr 28, 2025$1,151.25Up 3.1%
Mar 31, 2025$1,116.69Down 1.9%
Mar 28, 2025$1,138.46Down 3.6%
Mar 23, 2025$1,180.78Up 1.2%
Mar 20, 2025$1,167.07Down 2.0%
Mar 13, 2025$1,190.35Up 2.8%
Mar 11, 2025$1,157.99Up 0.1%
Mar 5, 2025$1,156.57Up 2.0%
Feb 22, 2025$1,133.71Down 7.3%
Feb 17, 2025$1,222.73Up 4.9%
Feb 15, 2025$1,165.11Down 12.8%
Feb 14, 2025$1,336.88Up 14.6%
Feb 11, 2025$1,167.02Down 10.8%
Feb 5, 2025$1,307.90Up 25.7%
Jan 31, 2025$1,040.15Down 14.4%
Jan 22, 2025$1,215.76Down 0.3%
Jan 18, 2025$1,219.02Down 11.0%
Jan 15, 2025$1,369.28Up 18.1%
Jan 14, 2025$1,159.87Down 1.8%
Jan 9, 2025$1,181.48Down 3.5%
Jan 6, 2025$1,224.56Up 3.5%
Jan 3, 2025$1,182.67Up 8.6%
Dec 29, 2024$1,088.54Up 4.0%
Dec 21, 2024$1,047.02Down 17.8%
Dec 17, 2024$1,273.40Up 6.8%
Dec 14, 2024$1,192.15Up 8.8%
Dec 7, 2024$1,095.23Down 7.7%
Nov 29, 2024$1,186.94Down 4.8%
Nov 14, 2024$1,247.12Up 4.0%
Nov 2, 2024$1,199.66Down 1.2%
Nov 1, 2024$1,214.13Up 1.0%
Oct 25, 2024$1,201.78Down 5.5%
Oct 23, 2024$1,271.51Up 7.0%

About this product

The Sig Sauer M18 9mm with Holosun 508T 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 patriot Brown Cerakote finish in the with red dot 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
Patriot Brown Cerakote
Configuration
With red dot
Condition
New