Colt Viper | .357 Mag | 4.25 in | 6-Round | VIPER-SP4WRR

The Colt Viper is a compact stainless-steel revolver chambered for .357 Magnum and designed to also accept .38 Special. It pairs a half-lug barrel design and recessed target crown with traditional American walnut checkered grips for a balance of concealability and control. Sights are a U-Notch rear and a black ramp front for straightforward sight acquisition.

Typical applications include everyday carry/concealed carry where a robust, compact revolver is preferred, and range or target practice for shooters who value straightforward, proven revolver ergonomics and maintenance.

Product Specifications

• The manufacturer is Colt.
• The model is named Viper.
• The manufacturer’s part number is VIPER-SP4WRR.
• The cartridge is .357 Magnum and it also accepts .38 Special.
• The cylinder capacity is 6 rounds.
• The barrel is described as a 1/2 lug stainless steel design with a recessed target crown.
• The frame material is stainless steel with a matching stainless finish.
• The grips are American walnut checkered style.
• The sighting system is a black ramp front and a U-Notch rear.
• The action operates in both double and single action modes.
• The muzzle features a recessed target crown for improved shot consistency.
• The barrel rifling rate is listed as 1:14″ LH.
• The cylinder and barrel finish are stainless.
• Additional noted feature is the half lug barrel intended to reduce weight and aid concealability.
• UPC: 098289001412.

The Colt Viper combines simple, traditional revolver controls with stainless construction and walnut furniture to deliver a usable, familiar platform for shooters seeking a compact .357 Magnum option. Its straightforward sights and half-lug barrel make it a sensible choice for those prioritizing concealability and reliability in a mechanical, low-maintenance design.

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