---
title: "Sig Sauer M18 9mm Threaded Barrel, 3.9 in., 17rd, Midnight Bronze Cerakote"
description: "$718.99 at Bayou Arms Co., 3% below usual."
type: "product"
category: "guns"
brand: "Sig Sauer"
landed_price: 718.99
currency: "USD"
best_store: "Bayou Arms Co."
deal_signal: "lower"
usual_price: 742.2
updated: "2026-10-19T14:37:00.000Z"
url: "https://trigger.deals/p/sig-sauer-m18-9mm-threaded-barrel-39-in-17rd-midnight-bronze-cerakote-ioy"
site: "Trigger Deals"
data: "sample"
---

# Sig Sauer M18 9mm Threaded Barrel, 3.9 in., 17rd, Midnight Bronze Cerakote

> Lowest landed price: **$718.99** at Bayou Arms Co. (★ 4.1, 1,658 reviews). 3% below usual (usual $742.20, the 90-day median). Stock not reported, verified 2026-10-19 14:37 UTC.

- Item price $698.99 + $20.00 shipping to your FFL dealer. Landed price excludes sales tax and the dealer's transfer fee.
- 90-day range: $613.03 to $844.99
- 2-year low: $604.97 (Jan 27, 2025)
- Price unchanged for 8 days (since 2026-10-12 05:17 UTC)
- MSRP: $919.95 (22% off)
- Brand: Sig Sauer. Category: guns.
- [Buy at Bayou Arms Co.](https://trigger.deals/go/sig-sauer-m18-9mm-threaded-barrel-39-in-17rd-midnight-bronze-cerakote-ioy?store=bayou-arms)

## Compare stores (4)

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

| Store | Rating | Landed price | Versus best | Item price | Shipping | Stock | Verified |
| --- | --- | --- | --- | --- | --- | --- | --- |
| Bayou Arms Co. (best) | ★ 4.1 | $718.99 | Best price | $698.99 | $20.00 | Stock not reported | 2026-10-19 14:37 UTC |
| Prairie Fire Supply | ★ 4.1 | $735.94 | +$16.95 | $705.95 | $29.99 | Stock not reported | 2026-10-19 13:28 UTC |
| Sawtooth Outfitters | ★ 4.5 | $746.99 | +$28.00 | $719.49 | $27.50 | Stock not reported | 2026-10-19 12:21 UTC |
| High Desert Guns | ★ 4.2 | $711.99 | – | $686.99 | $25.00 | Out of stock | 2026-10-19 14:50 UTC |

## Price history

Lowest landed price across stores, weekly over the last 90 days (full daily history: [JSON API](https://trigger.deals/api/v1/products/sig-sauer-m18-9mm-threaded-barrel-39-in-17rd-midnight-bronze-cerakote-ioy?days=730)).

| Date | Lowest landed price |
| --- | --- |
| Jul 27, 2026 | $738.77 |
| Aug 3, 2026 | $672.14 |
| Aug 10, 2026 | $763.86 |
| Aug 17, 2026 | $763.86 |
| Aug 24, 2026 | $844.99 |
| Aug 31, 2026 | $723.63 |
| Sep 7, 2026 | $705.68 |
| Sep 14, 2026 | $755.25 |
| Sep 21, 2026 | $811.03 |
| Sep 28, 2026 | $747.42 |
| Oct 5, 2026 | $747.42 |
| Oct 12, 2026 | $718.99 |
| Oct 19, 2026 | $718.99 |

## 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 midnight Bronze Cerakote 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.

## Specs

| Spec | Value |
| --- | --- |
| Caliber | 9mm Luger |
| Type | Handgun |
| Action | Striker-fired |
| Capacity | 17 rounds |
| Barrel length | 3.9 in. |
| Finish | Midnight Bronze Cerakote |
| Configuration | Threaded barrel |
| Condition | New |

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