# Harrington & Richardson Retro DOE 9mm 7.5in Black

**Brand:** Harrington & Richardson
**Category:** Handguns
**Caliber:** 9mm

## Specifications

- **Caliber:** 9mm
- **Barrel Length:** 7.5"
- **Finish:** Anodized Black
- **UPC:** 810141221291
- **SKU:** UCEGIw0Bn

## Description

The Harrington & Richardson Retro DOE is a 9mm AR-pattern pistol styled after a Cold War-era Department of Energy security sidearm. It runs a direct blowback semi-automatic action with a 7.5-inch nitrided barrel and a fixed A2-style carry handle sight setup. An adjustable H&R pistol brace and DOE/M231-style handguards with heat shielding round out the retro-themed build.

### Key Specifications
- **Brand:** Harrington & Richardson
- **Model:** Retro DOE
- **Caliber:** 9mm
- **Action:** Semi-Automatic (Direct Blowback)
- **Barrel Length:** 7.5 in
- **Finish:** Anodized Black

### Detailed Features
- 5/8x24 threaded muzzle accepts standard 9mm muzzle devices
- Fixed slick-side upper carries A2-style carry handle iron sights
- DOE/M231-style handguards include integrated heat shields
- A2-style pistol grip pairs with mil-spec controls and an adjustable H&R pistol brace
- Accepts Colt-pattern 9mm magazines

## Frequently Asked Questions

**Q: What caliber is the H&R Retro DOE?**

A: The Retro DOE is chambered in 9mm.

**Q: What is the barrel length of the H&R Retro DOE?**

A: It has a 7.5-inch nitrided barrel.

**Q: Who makes the Retro DOE?**

A: The Retro DOE is made by Harrington & Richardson.

**Q: What type of firearm is the H&R Retro DOE?**

A: It is a semi-automatic, direct blowback 9mm AR-pattern pistol styled after a Cold War-era Department of Energy security sidearm. It carries A2-style carry handle iron sights and an adjustable H&R pistol brace.

**Q: Is the H&R Retro DOE threaded?**

A: Yes. The muzzle is threaded 5/8x24 and accepts standard 9mm muzzle devices.

**Q: Where can I buy the H&R Retro DOE?**

A: Compare current vendor offers on this page.

## What Customers Say

*AI-generated insights from customer reviews*

Owners of retro-styled 9mm AR pistols like the Retro DOE tend to like the nostalgia factor, and complaints usually center on fit and finish rather than reliability. Direct blowback 9mm actions are generally simple and easy to maintain, though users note the recoil impulse runs heavier than a locked-breech 9mm carbine.

As a pistol-braced platform, the Retro DOE is compact and maneuverable for home defense or range use, though the fixed carry handle sight picture takes some adjustment for shooters used to modern red dots, and the top rail limits low-mount optic options without an adapter. The included brace is generally seen as functional rather than especially refined.

On value and parts, Colt-pattern 9mm magazine compatibility is a plus since those mags are widely available and inexpensive. Aftermarket support specifically for the DOE retro build is thinner than for a standard AR-15, since it is a niche reproduction, so parts hunting can take patience for anyone wanting to swap furniture or sights.

## Pricing

**4 offers available**

| Vendor | Price |
|--------|-------|
| Atlanticfirearms Com | $1149.99 |
| Buds Gun Shop | $1234.99 |
| Impactguns Com | $1235.89 |
| Guns Com | $1249.99 |

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