# Sig Sauer M400 Tread Distressed OD Green 5.56 NATO Rifle

**Brand:** SIG Sauer
**Category:** AR Style Rifles
**Caliber:** 5.56 NATO

## Specifications

- **Caliber:** 5.56 NATO
- **Barrel Length:** 16"
- **Capacity:** 30 rounds
- **Finish:** Stainless
- **UPC:** 798681665488
- **SKU:** UCE3nOsEa

## Description

The Sig Sauer M400 Tread is a modern sporting rifle chambered in 5.56 NATO with a 16-inch stainless steel barrel and a 30-round capacity. It ships new in box with a distressed OD Green Cerakote finish.

### Key Specifications
- **Manufacturer:** Sig Sauer
- **Model:** M400 Tread
- **Type:** Modern Sporting Rifle
- **Caliber:** 5.56 NATO
- **Barrel Length:** 16 inches
- **Capacity:** 30 rounds
- **Condition:** New in Box
- **Finish Color:** OD Green (Distressed Cerakote)
- **UPC:** 798681665488

### Detailed Features

The 16-inch stainless steel barrel has a 1:8 twist rate. The free-floating M-LOK handguard keeps accessories clear of the barrel for consistent harmonics. The upper is optics-ready out of the box. The frame is 7075 aluminum, and the single-stage polished/hard-coat trigger has a clean pull.

### Usage Scenarios

The M400 Tread works well at the range, in home defense setups, and in competitive shooting. The distressed OD Green finish is a departure from standard black, which some buyers specifically seek out.

## What Reviewers Say

*Quoted verbatim from YouTube reviews. Each link opens the video at the moment quoted.*

> One of the best things you can do for any ar-15 is she was with the longest gas system possible.
>
> — [SpeedLoads](https://www.youtube.com/watch?v=TObS8OKz6kw&t=38s)

> This comes with one it comes with a great foreign it's 16 inch stainless steel barrel which is unusual once again for something in this price point accuracy is great.
>
> — [SpeedLoads](https://www.youtube.com/watch?v=TObS8OKz6kw&t=78s)

> Magpul is they will they'll do a lot of destructive testing so if you get a stuck case you got a mortar you will actually damage the receiver extension.
>
> — [SpeedLoads](https://www.youtube.com/watch?v=TObS8OKz6kw&t=121s)

## What Customers Say

*AI-generated insights from customer reviews*

The M400 Tread in distressed OD Green generally draws positive feedback. Build quality and reliability come up most often. Owners describe it as solid and durable. The distressed OD Green Cerakote finish gets consistent attention; it reads differently from standard black rifles and appeals to buyers who want something that looks worked-in.

Shooters report good accuracy across distances and appreciate the adjustable stock and ergonomics for longer sessions. The main complaints are around included accessories, some owners feel the base package is light and want more out of the box, and occasional requests for broader aftermarket support. On balance, most owners consider it good value for an AR-style rifle at its price point.

## Pricing

**1 offers available**

| Vendor | Price |
|--------|-------|
| Guns Com | $1150.99 |

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