# International Firearms 20GSA3 Versatile Semi-Auto Shotgun - 20 Gauge

**Brand:** International Firearms
**Category:** Semi-Automatic Shotguns
**Caliber:** 20 Gauge

## Specifications

- **Caliber:** 20 Gauge
- **Barrel Length:** 28"
- **Capacity:** 4 rounds
- **Weight:** 110.4 oz
- **UPC:** 377942198712
- **SKU:** UC6eXWwsi

## Description

The International Firearms Corporation 20GSA3 is a gas-operated semi-automatic shotgun chambered in 20 GA with a 3-inch chamber. It has a 28-inch barrel, a 4+1 round capacity, and weighs 6.9 lbs. The stock and forend are black synthetic.

### Key Specifications
- **Manufacturer:** International Firearm Corporation
- **Model:** 20GSA3
- **Action Type:** Semi-Automatic
- **Caliber/Gauge:** 20 GA
- **Barrel Length:** 28 inches
- **Chamber Size:** 3 inches
- **Capacity:** 5 rounds (4+1)
- **Weight:** 6.9 lbs.
- **Finish Color:** Black
- **Stock & Forend Material:** Synthetic

### Detailed Features
The gas-operated action reduces felt recoil compared to inertia-driven designs, which helps with follow-up shots on fast-moving targets. Three interchangeable chokes (Full, Modified, Cylinder) let you adjust the pattern for clay shooting or field work. The crossbolt safety is straightforward to operate. The synthetic stock handles wet field conditions without warping or swelling.

## Frequently Asked Questions

**Q: What gauge is the GSA3?**

A: The GSA3 is chambered in 20 gauge with a 3-inch chamber.

**Q: What is the barrel length of the GSA3?**

A: It has a 28-inch barrel.

**Q: How many rounds does the GSA3 hold?**

A: It has a 4+1 capacity for a total of 5 rounds.

**Q: What type of action does the GSA3 use?**

A: The GSA3 is a gas-operated semi-automatic shotgun.

**Q: What stock material does the GSA3 have?**

A: The stock and forend are black synthetic.

**Q: Who makes the GSA3?**

A: The GSA3 is made by International Firearm Corporation.

**Q: Where can I buy the GSA3?**

A: Compare current vendor offers on this page.

## What Customers Say

*AI-generated insights from customer reviews*

Owners of the International Firearms 20GSA3 are generally satisfied, with reliability and versatility as the most common positives.

The gas system gets consistent praise for smooth cycling across a range of ammunition types. Users note it feeds target loads and heavier hunting shells without issues, which matters for a shotgun used across multiple purposes. The 20 gauge is lighter on recoil than 12 gauge, and the 6.9 lb weight keeps the gun manageable for smaller-framed shooters.

Build quality feedback is positive for the price range. Owners find the construction solid and the ergonomics comfortable for extended use.

The main negative that comes up is an initial break-in period where some users experienced occasional feeding hiccups with lighter loads. Most report this clears up after a few hundred rounds. The 20GSA3 sits in a competitive price bracket and most buyers feel it outperforms other options they considered at the same cost.

## Pricing

**1 offers available**

| Vendor | Price |
|--------|-------|
| Guns Com | $371.99 |

## Similar Products

- [International Firearms 12GPA2 Pump Shotgun: Versatile & Accurate Performer](https://gunsnation.com/p/international-firearms-12gpa2-pump-shotgun-versatile-accurate-performer/UCFJ2t9r0)
- [Maximus 12G Mossy Oak Semi-Auto Shotgun by International Firearms Co](https://gunsnation.com/p/maximus-12g-mossy-oak-semi-auto-shotgun-by-international-firearms-co/UCDHAFMWs)
- [Maximus 12G Semi-Auto Shotgun - Versatile Hunting & Sport Powerhouse](https://gunsnation.com/p/maximus-12g-semi-auto-shotgun-versatile-hunting-sport-powerhouse/UCDH9gAGF)
- [Mossberg SA-20 Versatile 20GA Semi-Auto Field Shotgun](https://gunsnation.com/p/mossberg-sa-20-versatile-20ga-semi-auto-field-shotgun/UCFZ2sdet)
- [Weatherby 18i Deluxe Walnut 20 Gauge Semi-Auto Shotgun](https://gunsnation.com/p/weatherby-18i-deluxe-walnut-20-gauge-semi-auto-shotgun/UCD9VcEU1)
- [Retay Gordion 20 Gauge Walnut Semi-Auto Shotgun, Truglo Sight](https://gunsnation.com/p/retay-gordion-20-gauge-walnut-semi-auto-shotgun-truglo-sight/UC3Otlykx)

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