---
title: "Sig Sauer M18 9mm Threaded Barrel, 3.9 in., 17rd, Armor Black Cerakote"
description: "$689.94 at Coyote Trail Supply, 6% below usual."
type: "product"
category: "guns"
brand: "Sig Sauer"
landed_price: 689.94
currency: "USD"
best_store: "Coyote Trail Supply"
deal_signal: "lower"
usual_price: 733.99
updated: "2026-10-19T15:10:00.000Z"
url: "https://trigger.deals/p/sig-sauer-m18-9mm-threaded-barrel-39-in-17rd-armor-black-cerakote-iom"
site: "Trigger Deals"
data: "sample"
---

# Sig Sauer M18 9mm Threaded Barrel, 3.9 in., 17rd, Armor Black Cerakote

> Lowest landed price: **$689.94** at Coyote Trail Supply (★ 4.5, 8,066 reviews). 6% below usual (usual $733.99, the 90-day median). In stock, verified 2026-10-19 15:10 UTC.

- Item price $664.95 + $24.99 shipping to your FFL dealer. Landed price excludes sales tax and the dealer's transfer fee.
- 90-day range: $611.67 to $854.16
- 2-year low: $591.39 (Jun 13, 2026)
- Price unchanged for 1 day (since 2026-10-19 04:48 UTC)
- MSRP: $904.95 (24% off)
- Brand: Sig Sauer. Category: guns.
- [Buy at Coyote Trail Supply](https://trigger.deals/go/sig-sauer-m18-9mm-threaded-barrel-39-in-17rd-armor-black-cerakote-iom?store=coyote-trail-supply)

## Compare stores (5)

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

| Store | Rating | Landed price | Versus best | Item price | Shipping | Stock | Verified |
| --- | --- | --- | --- | --- | --- | --- | --- |
| Coyote Trail Supply (best) | ★ 4.5 | $689.94 | Best price | $664.95 | $24.99 | In stock | 2026-10-19 15:10 UTC |
| Bayou Arms Co. | ★ 4.1 | $691.99 | +$2.05 | $671.99 | $20.00 | Stock not reported | 2026-10-19 12:21 UTC |
| Iron Mesa Armory | ★ 4.9 | $734.95 | +$45.01 | $734.95 | Free | In stock | 2026-10-19 13:32 UTC |
| Northfork Firearms | ★ 4.7 | $736.99 | +$47.05 | $719.49 | $17.50 | In stock | 2026-10-19 14:11 UTC |
| Red River Outdoors | ★ 4.4 | $797.98 | +$108.04 | $777.99 | $19.99 | In stock | 2026-10-19 13:02 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-armor-black-cerakote-iom?days=730)).

| Date | Lowest landed price |
| --- | --- |
| Jul 27, 2026 | $618.02 |
| Aug 3, 2026 | $618.02 |
| Aug 10, 2026 | $733.99 |
| Aug 17, 2026 | $733.99 |
| Aug 24, 2026 | $733.99 |
| Aug 31, 2026 | $822.82 |
| Sep 7, 2026 | $737.75 |
| Sep 14, 2026 | $737.75 |
| Sep 21, 2026 | $736.47 |
| Sep 28, 2026 | $854.16 |
| Oct 5, 2026 | $611.67 |
| Oct 12, 2026 | $712.92 |
| Oct 19, 2026 | $689.94 |

## 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 armor Black 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 | Armor Black Cerakote |
| Configuration | Threaded barrel |
| Condition | New |

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