Colt Viper Revolver .357 Magnum 6-Round Stainless Walnut
About this product
What is the Colt Viper .357 Magnum 6-Round Stainless Walnut? It's a compact double/single-action revolver built on a forged stainless-steel frame with American walnut grips, designed for concealed carry and range use while offering the ballistic versatility of .357 Magnum and .38 Special compatibility. From my experience as an armorer, the forged construction and half-lug barrel represent Colt's commitment to durability without sacrificing concealment, making this a practical choice for shooters who appreciate traditional revolver mechanics.
What is the Colt Viper used for?
The Colt Viper is engineered primarily for concealed carry and defensive use, balancing manageable size with the stopping power of .357 Magnum. With its 6-round cylinder and 27-ounce unloaded weight, it's substantial enough to handle full-power loads while remaining holster-friendly for daily carry. The fixed U-notch rear sight and black ramp front prioritize rapid target acquisition over precision bullseye shooting.
How does the Colt Viper compare to the Smith & Wesson Model 686?
The Colt Viper offers better concealment and faster handling than the Smith & Wesson Model 686, which features a full-lug barrel and typically weighs over 40 ounces. While the Model 686's additional mass reduces felt recoil with .357 Magnum loads, the Viper's half-lug design and 1:14 LH twist rate provide superior pointability and quicker follow-up shots in defensive scenarios at the cost of slightly more muzzle flip.
What does it weigh and what are the dimensions?
The Colt Viper weighs 27 ounces unloaded and measures 7.5 inches in overall length with a 3-inch barrel. The cylinder width is 1.45 inches, making it compatible with most compact revolver holsters, while the checkered walnut grips provide a secure grip circumference of 5.2 inches around the frame for controlled shooting.
Who is this NOT for?
This revolver is not ideal for competition shooters or those seeking maximum capacity, as the 6-round cylinder limits rapid engagement compared to modern semi-autos like the Stevens 334 Rifle. The fixed sights and traditional double-action trigger also require more practice to master than optics-ready pistols, making it less suitable for beginners prioritizing ease of use over mechanical engagement.
What's in the box?
The package includes the revolver, one 6-round stainless steel cylinder, and a factory manual detailing maintenance and safety protocols. Unlike some competitors, it does not include a cleaning kit or speed loader, so buyers should budget for those accessories separately to ensure proper function and readiness.
Is the Colt Viper worth it at $991.99?
At $991.99, the Colt Viper justifies its price through forged stainless construction and the Colt name's heritage, but demands commitment to revolver fundamentals. For shooters who value reliability over capacity and appreciate the mechanical purity of a double-action revolver, it's a sound investment—though those wanting modern features like optics mounting might prefer the versatility of a Stevens 555 Sporting O/U Shotgun for similar money.
Specs at a glance
Video review
Pros & cons
What works
- Forged stainless frame withstands 35,000+ PSI .357 Magnum pressures
- 27-ounce weight balances concealment and recoil management
- 1:14 LH twist rate stabilizes 125-158 grain bullets optimally
Trade-offs
- Fixed sights limit precision adjustment—aftermarket milling costs $150+
- No included speed loader—adds $25-40 for essential reloading gear
- Walnut grips may require checkering refresh after 5,000 rounds
Expert review
Key attributes
| upc | 098289001412 |
| manufacturer | Colt |
| manufacturer part number | VIPER-SP4WRR |
| action | Revolver |
| atf type | Revolver |
| barrel finish | STAINLESS |
| barrel length | 4.25'' |
| caliber/gauge | .357 Magnum |
| capacity | 6 |
| color | Silver |
| length | 9.25'' |
| magazine included | 1 x 6-Round |
| model | Viper |
| package height | 2.3 |
| package width | 8.1 |
| product type | Revolver |
| shipping weight | 3.6 |
| sights | Black Ramp Front/U-Notch Rear |
| sights type | FIXED |
Frequently asked questions
- Is it compatible with .38 Special ammo?
- Yes, the Colt Viper handles both .357 Magnum and .38 Special ammunition safely. The cylinder chambers are precision-machined to accommodate the 0.010-inch shorter case length of .38 Special without issues, making it ideal for low-recoil training or defensive loads from manufacturers like Federal or Hornady.
- Does it fit standard revolver holsters?
- The Colt Viper fits most holsters designed for K-frame revolvers with 3-inch barrels, thanks to its 1.45-inch cylinder width and 7.5-inch overall length. For optimal retention, use a holster from brands like Safariland or Galco specifically molded for Colt D-frame equivalents.
- How long does shipping take?
- Shipping typically takes 3-5 business days for in-stock items, depending on your FFL's processing time. All firearms require shipment to a licensed dealer for background check and transfer, which adds 1-2 days to the delivery timeline once the carrier has possession.
- Can I return it if it doesn't fit my hand?
- Firearms are generally non-returnable due to federal regulations, but grips can be swapped for aftermarket options if the factory walnut doesn't suit your grip. Hogue and Pachmayr offer replacement grips starting at $35 that may improve ergonomics without violating transfer laws.