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IA Iron River Armory

Ruger GP100 .357 Magnum 4.2″ Stainless 6-Round Revolver

SKUTSW|70258 Conditionnew CategoryRevolvers
$815.84
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About this product

The Ruger GP100 is a rugged, medium-frame revolver built for consistent performance and straightforward maintenance. It is chambered for .357 Magnum and configured with a 4.2-inch satin stainless barrel and a six-round cylinder. The pistol-style Hogue Monogrip provides a cushioned, secure hold, while the ramp front and adjustable rear sights support a range of practical shooting tasks from range work to field use. Ruger’ae engineering features such as the triple-locking cylinder and transfer bar safety prioritize mechanical alignment and safe handling.

Key Specifications

  • Chambering is .357 Magnum / .38 Special.
  • The action is Double/Single Action.
  • Capacity is 6 rounds.
  • The barrel measures 4.2 inches and carries a satin stainless finish.
  • The finish/material is satin stainless steel.
  • Overall length is 9.5 inches and weight is 40 ounces.
  • Grips are Hogue Monogrip black rubber for recoil mitigation and purchase.
  • Sights are ramp front and adjustable rear.
  • Safety is provided by a transfer bar mechanism.
  • Rate of twist is 1-in-18.75 inches (right-hand).

Built for longevity and ease of service, the GP100 balances solid construction with practical ergonomics. Its triple-locking cylinder and integrated subassemblies simplify maintenance without specialized tools, while the Hogue grip and robust stainless finish make it a dependable option for range use, hunting, or duty applications. If you want a straightforward, well-engineered revolver that emphasizes durability and consistent function, the GP100 is designed to deliver reliable performance shot after shot.

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Specs at a glance

Ruger GP100 .357 Magnum 4.2… SPECS AT A GLANCE 4.2 inches SIZE
Editorial diagram — measurements verified during testing.
Sources & methodology. Editorial review and rating by Travis Caldwell based on hands-on testing notes and published vendor specifications. Pricing verified at time of publication.
$815.84