# SIG Sauer MCX Off Duty .300 AAC Blackout 9in Black

**Brand:** SIG Sauer
**Category:** Semi-Automatic Handguns
**Caliber:** .300 AAC Blackout

## Specifications

- **Caliber:** .300 AAC Blackout
- **Barrel Length:** 9"
- **UPC:** 798681682164
- **SKU:** UCE3nOwZY

## Description

The SIG Sauer MCX Off Duty is a semi-automatic pistol chambered in .300 AAC Blackout and built on SIG's gas-operated MCX action. It has a 9-inch barrel and ships with a magazine rated for 30+1 capacity. The pistol comes in a black finish with an ambidextrous manual safety and no sights installed from the factory, leaving the top of the receiver open for optics or other accessories.

### Key Specifications
- **Brand:** SIG Sauer
- **Model:** MCX Off Duty
- **Caliber:** .300 AAC Blackout
- **Action:** Semi Auto
- **Capacity:** 30+1
- **Barrel Length:** 9 in
- **Color:** Black

### Detailed Features
- Gas-operated MCX action for semi-automatic cycling
- 9-inch .300 AAC Blackout barrel sized for a compact, off-duty-style pistol
- Ships with a magazine rated for 30+1 capacity
- Ambidextrous manual safety usable from either side
- Factory Off Duty configuration with no sights installed, leaving the receiver open for optics

## What Customers Say

*AI-generated insights from customer reviews*

Owners of SIG's MCX-platform pistols like the Off Duty generally point to smooth, low-recoil cycling from the gas piston action as one of the platform's strengths, especially when paired with .300 Blackout ammunition suited to a shorter barrel. The compact size makes it easy to store or carry as a truck gun or home-defense pistol, though a few owners note that a pistol-length build without a brace or stock takes some practice to shoot accurately compared to a rifle.

Build quality on the MCX line generally gets favorable marks, with fit and function holding up under regular range use. The lack of factory sights is a common talking point: buyers who plan to run an optic see it as a non-issue, while a few wish for at least a basic set of back-up sights out of the box.

Aftermarket support for the MCX platform continues to grow, so owners looking to swap handguards, add a brace, or change barrel length generally find compatible parts, though the ecosystem is still smaller than what more established AR-pattern rifles typically enjoy.

## Pricing

**1 offers available**

| Vendor | Price |
|--------|-------|
| Buds Gun Shop | $2275.99 |

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*Data from [GunsNation](https://gunsnation.com)*