# Defender 5.7 Carbine - Semi-Auto, 20+1, Burnt Bronze Finish

**Brand:** MasterPiece Arms
**Category:** Semi-Automatic Rifles
**Caliber:** 5.7x28mm

## Specifications

- **Caliber:** 5.7x28mm
- **Barrel Length:** 16"
- **Capacity:** 20 rounds
- **UPC:** 784672988384
- **SKU:** UCDoVLtNg

## Description

The Defender 5.7 Carbine is a semi-automatic rifle chambered in 5.7x28mm with a 16" threaded barrel and a 20+1 round capacity. The aluminum receiver and stock both wear a burnt bronze finish. A muzzle brake comes fitted from the factory, and the front sight is adjustable.

### Key Specifications
- **Series/Collection:** Defender
- **Action:** Semi-Automatic
- **Stock Type:** Buttstock
- **Muzzle Type:** Muzzle Brake
- **Magazine Capacity:** 20+1 rounds
- **Caliber/Gauge:** 5.7x28mm
- **Orientation:** Right-handed
- **Safety:** Lever safety
- **Sight:** Adjustable Front sight
- **Receiver Material:** Aluminum
- **Receiver Finish:** Burnt Bronze
- **Stock Finish:** Burnt Bronze
- **Barrel Length:** 16 inches
- **Barrel Type:** Threaded

### Features

The 5.7x28mm cartridge produces high velocity with low recoil, which suits both new shooters and experienced ones who want fast follow-up shots. The muzzle brake reduces felt recoil further, helping maintain sight picture during rapid fire. The threaded barrel accepts suppressors or other muzzle devices without modification. Aluminum keeps the receiver light without sacrificing durability. The lever safety is straightforward and consistent.

## What Customers Say

*AI-generated insights from customer reviews*

The Defender 5.7 gets positive marks on ergonomics and handling. Users find it comfortable and easy to maneuver. The 5.7x28mm caliber draws consistent praise for low recoil and high velocity, which makes it approachable for newer shooters while staying interesting for experienced ones. The 20+1 capacity is a genuine advantage over many comparable platforms, and the burnt bronze finish is widely liked for its distinctive look.

The recurring practical concern is ammunition. 5.7x28mm is less common than 9mm or .223, which can make finding it locally difficult and affects practice frequency. Cost per round also comes up. It runs higher than the common defensive and range calibers.

Aftermarket support is thinner than buyers might want. There are fewer purpose-built accessories for this specific model compared to more established platforms.

New shooters sometimes note a learning curve moving from handguns to a carbine format, though most find it manageable after a few range sessions.

## Pricing

**2 offers available**

| Vendor | Price |
|--------|-------|
| Gunbuyer Com | $811.90 |
| Grabagun Com | $956.99 |

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