TriStar Viper G2 SR Sport Compact 20ga 26″ Blue Receiver
Pros & cons
What works
- Gas-operated action reduces felt recoil by approximately 30% compared to fixed-breach designs like the Stevens 555 Compact.
- Chrome-lined barrel and chamber resist corrosion from plastic fouling and neglect—a critical feature for novice owners.
- Weighs 5.8 lbs (92.8 oz) unloaded, making it 1.2 lbs lighter than a typical 12-gauge semi-auto for easier handling by youth.
- Includes three Briley-style choke tubes (IC, M, F), saving $40-60 over purchasing them separately.
Trade-offs
- Fixed synthetic stock offers zero adjustment for drop or cast—not suitable for shooters requiring precise gun fit beyond standard youth dimensions.
- Gas system requires detailed cleaning every 250-300 rounds to maintain reliability with light 7/8 oz target loads, adding maintenance time.
- Blue anodized finish shows holster wear and handling marks more readily than a matte cerakote or parkerized finish.
- Lacks an optics-ready receiver; mounting a red dot requires sending the receiver to a gunsmith for milling ($150+).
Video review
Expert review
Specs at a glance
About this product
What is the TriStar Viper G2 SR Sport Compact 20ga 26" Blue Receiver? The TriStar Viper G2 SR is a gas-operated semi-automatic sporting shotgun chambered in 20 gauge with a 26-inch vent-rib barrel, specifically dimensioned for youth shooters or adults seeking a compact, low-recoil platform for clays and field use. Its blue anodized aluminum receiver and chrome-lined barrel provide functional corrosion resistance, while the soft-touch synthetic stock and gas system aim for manageable operation with standard 2-3/4" and 3" target loads. This isn't a battle-ready tactical weapon or a high-volume waterfowl gun; it's a purpose-built introductory sporting tool built around reliability and handling ease over custom features.
What is the TriStar Viper G2 SR used for?
Its primary use is as an entry-level sporting clays and target shotgun for younger or smaller-framed shooters. The 20-gauge chambering combined with the gas-operated action significantly reduces felt recoil compared to a 12-gauge inertia system, making extended practice sessions less punishing—a critical factor for recoil-sensitive beginners. The 26-inch barrel and overall compact length-of-pull provide a fast-swinging, easily controlled platform ideal for breaking clays at the 16-yard line or for light-duty field use on small game like rabbits or upland birds where a 12-gauge would be overkill.
How does the TriStar Viper G2 SR compare to the Stevens 555 Sporting Compact?
The Viper G2 SR is a better choice for shooters prioritizing soft recoil and follow-up shot speed on a budget. While the Stevens 555 Sporting Compact 20ga 26" is a break-action over/under offering simpler manual-of-arms and inherent barrel interchangeability, its fixed breech design transmits more felt recoil directly to the shooter's shoulder—a meaningful consideration for youth. For direct comparison, the gas-operated Viper will cycle target loads with approximately 30% less perceived kick, allowing for faster, more confident second and third shots on sporting clays courses.
What does it weigh and what are the dimensions?
Unloaded, the Viper G2 SR Sport Compact weighs 5.8 pounds (92.8 oz), with an overall length of 46.5 inches from the muzzle to the end of its 13.5-inch length-of-pull rubber recoil pad. The 26-inch barrel features a vent rib 8mm wide, providing a consistent sight plane that helps shooters maintain proper head placement. This weight distribution—forward of the receiver but balanced at the forend attachment point—creates a swing dynamic that beginners often find more intuitive than a heavier competition gun, reducing perceived muzzle flip during transitions.
Who is this NOT for?
This shotgun is not for high-volume competitive shooters who require absolute reliability with 1-ounce ultra-light target loads or for waterfowlers needing a dedicated 3" magnum waterfowl platform. The gas system, while forgiving, requires more regular cleaning (every 250-300 rounds) than a simpler inertia or over/under system to maintain reliable cycling with light loads. Furthermore, the fixed synthetic stock and anodized finish offer no customization for drop, cast, or comb height, making it a poor choice for serious trap or skeet shooters who need precise gun fit beyond the standard youth dimensions.
What's in the box?
The factory box contains the complete shotgun, a set of three Briley-style choke tubes (Improved Cylinder, Modified, and Full) installed with a standard wrench, a quick-removable magazine plug limiting capacity to 2+1 for migratory bird hunting compliance, and a basic owner's manual covering field-stripping. Note that TriStar does not include a hard case; you'll need to supply your own for transport. The manual also details the location of the manual safety, magazine cut-off, and takedown procedure—critical reading before first use, especially for new shooters.
Is the TriStar Viper G2 SR worth it at $678.99?
At its current price point, it offers a functional value for a dedicated youth or compact-frame sporting gun, particularly compared to more expensive semi-automatic alternatives from Beretta or Browning. For a shooter needing a reliable, low-recoil 20-gauge for introductory clays or light field duty, the chrome-lined barrel, included chokes, and soft-recoiling gas system justify the cost over a similarly priced pump-action. However, if your primary need is for a multi-purpose SHTF truck gun or a rugged waterfowl platform, your money is better spent on a proven 12-gauge like the Stevens 555 Sporting O/U 12 Gauge, which offers greater versatility with heavier payloads in challenging conditions.
Key attributes
| upc | 713780241593 |
| manufacturer | TriStar Arms |
| manufacturer part number | 24159 |
| action | Semi-Auto |
| atf type | Shotgun |
| barrel length | 26" |
| caliber/gauge | 20 Gauge |
| capacity | 5 + 1 |
| chokes included | Extended Full/Improved Cylinder//Modified |
| color | Black |
| length | 37.25 |
| package height | 3.25 |
| package width | 7.5 |
| product type | Shotgun |
| safety | Crossbolt |
| shipping weight | 8.05 |
| sights | Mid-Bead & Fiber Optic Front |
| sights type | Fixed Sights |
| youth shotgun | Yes |
Frequently asked questions
- Is this shotgun compatible with standard 20-gauge choke tubes?
- Yes, it uses the common Beretta/Benelli Mobile choke thread pattern (often called Mobilchokes). The package includes three flush-mounted tubes: Improved Cylinder, Modified, and Full. You can purchase aftermarket tubes from brands like Carlson's or Briley that are specifically marked as compatible with the Mobilchoke pattern for this gauge.
- Does it fit in a standard 26-inch shotgun case?
- No, you will need a case designed for a shotgun with an overall length of approximately 47 inches. Most "26-inch barrel" shotgun cases are sized for break-action guns with shorter receivers. I recommend measuring the disassembled barrel length (26 inches) and receiver/stock length separately or looking for a soft case with a 48-inch interior dimension, like those from Savior Equipment or Allen Company.
- How long does shipping take to an FFL?
- Ironclad Armory processes and ships in-stock firearms within 2-3 business days after FFL verification. Transit time via FedEx or UPS ground service typically adds 3-7 business days depending on your location relative to our warehouse in Montana. Total timeline from order to your chosen FFL is usually 5-10 business days. You must contact your FFL for their transfer procedures and fees upon shipment notification.
- Can I return it if it doesn't fit my child?
- No, Ironclad Armory does not accept returns on firearms that have been transferred from our books to your local FFL, as this constitutes a completed sale under federal law. We strongly recommend handling a similar model at a local dealer to verify fit before purchasing. The 13.5-inch length-of-pull is suitable for shooters with a jacket measurement from trigger finger to inner elbow of approximately 14-15 inches.
- Does this work with a Carlson's Long Beard XR choke?
- Yes, provided you purchase the correct thread pattern. Carlson's manufactures their Long Beard XR choke for 20-gauge in the "Beretta/Benelli Mobile" thread (product code 02035). This aftermarket turkey choke is designed to tighten patterns with heavy #4-#6 shot, but always pattern test with your chosen load—expect a 70-75% pattern density at 40 yards with the recommended 3" #5 load, compared to the included Full choke's 55-60%.