# TacFire Pistol Upper - Compact 5.56 Cal, 5" Tactical Assembly

**Brand:** TacFire
**Category:** Parts
**Caliber:** 5.56 NATO

## Specifications

- **Caliber:** 5.56 NATO
- **Barrel Length:** 5"
- **Finish:** Black Nitride
- **UPC:** 659725496003
- **SKU:** UCBc7QwoV

## Description

The TacFire Pistol Upper is a 5.56 caliber upper receiver with a 5-inch barrel, finished in black. It ships new in box.

### Key Specifications
- **Barrel Length:** 5 inches
- **Caliber:** 5.56
- **Condition:** New in Box
- **Finish Per Color:** Black
- **Manufacturer:** TacFire
- **Manufacturer Part Number:** BU5565
- **Model:** Pistol Upper
- **Type:** Uppers
- **UPC:** 659725496003

### Features
The 5-inch barrel makes this a pistol-configuration AR upper, compact and easy to handle in confined spaces, though recoil will be more noticeable than with a longer barrel given the 5.56 chambering. New in box from TacFire.

Compatibility with lower receivers should be verified before purchase, as pistol-caliber uppers can vary in fitment across manufacturers.

## Frequently Asked Questions

**Q: What caliber is the TacFire Pistol Upper with a 5-inch barrel?**

A: It is chambered in 5.56.

**Q: What is the barrel length of this TacFire Pistol Upper?**

A: The barrel is 5 inches long.

**Q: Who makes the 5.56 Pistol Upper with part number BU-556-5?**

A: TacFire manufactures this pistol upper.

**Q: What type of part is the TacFire 5.56 Pistol Upper?**

A: It is an upper receiver assembly, categorized as a firearm part, and ships new in box with a black finish.

**Q: Where can I buy the TacFire 5.56 Pistol Upper?**

A: Compare current vendor offers on this page.

## What Customers Say

*AI-generated insights from customer reviews*

Users discussing the TacFire 5.56 5" Pistol Upper generally come in expecting a budget option and report results consistent with that expectation.

Build quality is viewed positively. The construction feels solid and the finish is even. The compact form factor is the main draw, and owners report it handles well given the short barrel. Cycling is described as smooth and reliable during typical range sessions.

Installation is straightforward for anyone with AR experience, though compatibility with specific lower receivers comes up regularly. A few users mention needing to research fitment before committing to a lower pairing. Customer support experiences vary; some report quick responses while others mention delays.

At the price point it occupies, most owners consider it good value for casual use, though those with heavier use demands tend to look at higher-tier options.

## Pricing

**1 offers available**

| Vendor | Price |
|--------|-------|
| Grabagun Com | $309.99 |

## Similar Products

- [TacFire 5.56 Compact Pistol Upper - 10" Barrel, Black Finish](https://gunsnation.com/p/tacfire-5-56-compact-pistol-upper-10-barrel-black-finish/UCCpxY2ZQ)
- [TacFire .300 AAC Blackout 10" Stealth Pistol Upper Assembly](https://gunsnation.com/p/tacfire-300-aac-blackout-10-stealth-pistol-upper-assembly/UCCpxXzyX)
- [TacFire Precision .308 Win Rifle Upper - 20" Black Elite Assembly](https://gunsnation.com/p/tacfire-precision-308-win-rifle-upper-20-black-elite-assembly/UCCpxXyQc)
- [TacFire 9mm Compact Pistol Upper - 7" Black Finish](https://gunsnation.com/p/tacfire-9mm-compact-pistol-upper-7-black-finish/UCCpxY3H1)
- [TacFire 9mm Pistol Upper - 10" Precision Barrel, Black Finish](https://gunsnation.com/p/tacfire-9mm-pistol-upper-10-precision-barrel-black-finish/UCCpxY2pm)
- [TacFire .45 ACP Pistol Upper - Precision Black 7" Barrel](https://gunsnation.com/p/tacfire-45-acp-pistol-upper-precision-black-7-barrel/UCCpxY2Ri)

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