# CZ Bren S1 Home Defender - .223/5.56 Precision Carbine

**Brand:** CZ-USA
**Category:** AR Style Rifles
**Caliber:** 5.56 NATO

## Specifications

- **Caliber:** 5.56 NATO
- **Barrel Length:** 16.2"
- **Capacity:** 30 rounds
- **Weight:** 134.88 oz
- **Overall Length:** 39"
- **UPC:** 806703085203
- **SKU:** UCECYFvvv

## Description

The CZ Bren S1 Home Defender is a semi-automatic carbine chambered in .223/5.56 with a 16.2-inch cold hammer forged barrel, aluminum frame, and 30-round AR-15/M16 compatible magazines.

### Key Specifications
- **Chambering:** .223/5.56
- **Magazine Capacity:** 30 Rounds
- **Magazine Type:** AR-15/M16
- **Frame Material:** Aluminum
- **Grips Material:** Polymer
- **Sights:** Flip-up with 2 rear aperture sizes
- **Barrel Type:** Cold hammer forged, muzzle threaded 1/2x28
- **Barrel Length:** 16.2"
- **Weight:** 8.43 lbs.
- **Overall Length:** 39"
- **Safety Feature:** Ambidextrous thumb safety

### Detailed Features

The cold hammer forged barrel maintains consistent bore dimensions over its service life, which contributes to sustained accuracy. The 1/2x28 threaded muzzle accepts suppressors and other standard muzzle devices.

The ambidextrous thumb safety works equally for left- and right-handed shooters. Flip-up sights with two rear aperture sizes let shooters switch between a wider field for closer targets and a narrower aperture for longer-distance precision without removing a primary optic.

## Frequently Asked Questions

**Q: What caliber is the CZ Bren S1?**

A: The CZ Bren S1 is chambered in .223/5.56.

**Q: Who makes the CZ Bren S1?**

A: It is made by CZ USA.

**Q: What type of firearm is the CZ Bren S1?**

A: It is a semi-automatic carbine with an aluminum frame.

**Q: What is the barrel length of the CZ Bren S1?**

A: The barrel is 16.2 inches long and is cold hammer forged.

**Q: How many rounds does the CZ Bren S1 hold?**

A: It has a 30-round capacity using AR-15/M16 compatible magazines.

**Q: Is the CZ Bren S1 threaded?**

A: Yes. The muzzle is threaded 1/2x28.

**Q: Where can I buy the CZ Bren S1?**

A: Compare current vendor offers on this page.

## What Reviewers Say

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

> One of the really great things about this rifle too is how smooth the action is. I don't know that I've ever dealt with a rifle that is that kind of an action.
>
> — [sootch00](https://www.youtube.com/watch?v=rnl3MjV12-A&t=173s)

> The muzzle brake and the slickness of the action, the recoil is almost neal. I mean, it just stays really flat.
>
> — [sootch00](https://www.youtube.com/watch?v=rnl3MjV12-A&t=187s)

> The trigger pull on this is really nice some take up it comes to a wall and then a nice little snap.
>
> — [sootch00](https://www.youtube.com/watch?v=rnl3MjV12-A&t=786s)

> You can't change this out with aftermarket AR grips.
>
> — [sootch00](https://www.youtube.com/watch?v=rnl3MjV12-A&t=415s)

## What Customers Say

*AI-generated insights from customer reviews*

The CZ Bren S1 gets consistent praise for build quality and reliability. Users cite the solid feel and robust construction as confidence-inspiring during use. Accuracy is frequently mentioned as a strong point, and ergonomics draw positive comments across experience levels.

Weight at 8.43 lbs is the most common concern. It's heavier than many AR-15-pattern competitors, which matters for those using it in mobile or tactical roles. Aftermarket parts and upgrade options are more limited than for standard AR-15 platforms, which frustrates shooters who want to personalize the rifle. Occasional ammunition or magazine compatibility issues are mentioned in a subset of reviews.

## Pricing

**1 offers available**

| Vendor | Price |
|--------|-------|
| Gunbuyer Com | $1859.57 |

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