# Defender 9mm Carbine - Semi-Auto with Side Folding Stock, 17+1

**Brand:** MasterPiece Arms
**Category:** Pistol Caliber Carbines
**Caliber:** 9mm

## Specifications

- **Caliber:** 9mm
- **Barrel Length:** 16.2"
- **Capacity:** 17 rounds
- **Weight:** 80 oz
- **UPC:** 784672988315
- **SKU:** UCDoVLtMZ

## Description

The Defender 9mm Carbine is a semi-automatic rifle chambered in 9mm with a 16.2" threaded barrel, a side folding stock, and a 17+1 round capacity. The steel receiver pairs with adjustable front and rear sights. It accepts standard Glock-style magazines, which means additional magazines are easy to source. Weight is 5 lb.

### Key Specifications
- **Series/Collection:** Defender
- **Action:** Semi-Automatic
- **Magazine Type:** Standard Glock Style
- **Stock Type:** Side Folding
- **Magazine Capacity:** 17+1
- **Caliber/Gauge:** 9mm
- **Sight:** Adjustable Front and Rear
- **Receiver Material:** Steel
- **Barrel Length:** 16.2"
- **Weight:** 5 lb
- **Barrel Type:** Threaded

### Features

The side folding stock cuts down the overall length significantly for storage and transport, then locks open solidly for shooting. Glock-style magazine compatibility is a practical win. You're not hunting for proprietary magazines, and the 17+1 capacity covers most use cases without swapping mags frequently. Both front and rear sights adjust, letting you dial in your zero or compensate for different distances. The threaded barrel accepts suppressors or muzzle devices. At 5 lb, the rifle is light enough to carry comfortably for extended periods.

## What Customers Say

*AI-generated insights from customer reviews*

The Defender 9mm Carbine draws consistent appreciation for its compact, folding design. Users find it genuinely easy to store and transport, which is a real advantage over fixed-stock carbines. The 9mm caliber gets good marks for manageable recoil and solid performance, and the 17+1 capacity means most shooting sessions go without reaching for a spare magazine.

Controls are straightforward, and most users find the rifle comfortable over longer range sessions.

Critical feedback centers on a few areas. Some users report concerns about component durability under heavy use, and a handful of reviews flag accuracy dropping off at distance. It performs well at close to moderate range but may not satisfy shooters focused on precision at longer distances. Weight runs slightly heavier than some buyers expect.

Finding model-specific accessories takes more effort than with mainstream platforms. The price-to-performance question comes up regularly, with buyers comparing it against other 9mm carbines on the market.

## Pricing

**1 offers available**

| Vendor | Price |
|--------|-------|
| Gunbuyer Com | $711.85 |

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