# HK45 V1 NightGuard: .45 ACP DA/SA Pistol with Ergonomic Design

**Brand:** Heckler & Koch
**Category:** Full Size Handguns
**Caliber:** .45 ACP

## Specifications

- **Caliber:** .45 ACP
- **Barrel Length:** 4.46"
- **Capacity:** 10 rounds
- **Finish:** Black
- **Weight:** 31.2 oz
- **Overall Length:** 8.03"
- **UPC:** 642230261280
- **SKU:** UCBJ1Qj3I

## Description

The Heckler & Koch HK45 V1 is a semi-automatic pistol chambered in .45 ACP with a DA/SA trigger, a 4.46" cold hammer forged barrel, and a 10+1 round capacity. The frame is polymer with a steel slide, and the pistol ships with night sights. Weight is 31 oz (1.9 lbs).

### Key Specifications
- **Brand:** Heckler & Koch
- **Model:** HK45 V1
- **Caliber:** .45 ACP
- **Action:** Double/Single Action (DA/SA)
- **Capacity:** 10+1 rounds
- **Barrel Length:** 4.46 inches
- **Weight:** 31 oz (1.9 lbs)
- **Frame:** Black Polymer
- **Slide:** Steel
- **Sights:** Night Sights
- **Grip:** Interchangeable backstraps
- **Safety:** Decocker/manual safety

### Detailed Features
The cold hammer forged 4.46" barrel improves dimensional consistency compared to button-rifled barrels and holds up well over high round counts. Night sights come factory installed. The grip has interchangeable backstraps, so the fit can be adjusted for hand size without aftermarket parts. The decocker safety lets you safely lower the hammer from cocked-and-locked without a dry fire.

### Usage
The HK45 V1 is at home in home defense, duty, and recreational target shooting roles. The DA/SA system gives a long first pull from a decocked state, then single-action pulls for follow-up shots. At 31 oz it's not a small pistol, but the weight is manageable at the range and the night sights make it practical for low-light use.

## Frequently Asked Questions

**Q: What caliber is the HK45 V1?**

A: The HK45 V1 is chambered in .45 ACP.

**Q: Who makes the HK45 V1?**

A: It is made by Heckler & Koch.

**Q: What type of firearm is the HK45 V1?**

A: It is a full-size semi-automatic pistol with a DA/SA trigger.

**Q: What is the barrel length of the HK45 V1?**

A: The barrel is 4.46 inches long.

**Q: How many rounds does the HK45 V1 hold?**

A: It has a 10+1 capacity.

**Q: Does the HK45 V1 come with night sights?**

A: Yes, the HK45 V1 ships with factory-installed night sights.

**Q: Where can I buy the HK45 V1?**

A: Compare current vendor offers on this page.

## What Customers Say

*AI-generated insights from customer reviews*

Owners of the HK45 V1 NightGuard consistently rate it highly for ergonomics and build quality. The interchangeable backstraps are frequently cited as a practical feature that helps the pistol fit a range of hand sizes.

Accuracy draws consistent praise. Tight groups at practical defensive distances are reported across the user base, and the cold hammer forged barrel is often credited for that consistency. The DA/SA trigger receives positive marks for giving shooters options depending on carry preference.

Night sights are well-received, particularly among users who carry for self-defense. Recoil is described as manageable for a .45 ACP.

The recurring criticisms are weight and price. At 31 oz unloaded it's heavier than comparable polymer-framed alternatives, and the price point is above many competing platforms. Magazine capacity at 10+1 is occasionally noted as lower than comparable 9mm or .40 options, though expected for .45 ACP.

Some owners mention a break-in period before the pistol reaches peak reliability. Overall it's recommended by owners as a solid duty-weight .45 ACP with H&K's manufacturing quality.

## Pricing

**1 offers available**

| Vendor | Price |
|--------|-------|
| Gunbuyer Com | $849.00 |

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