The Ruger GP100 is a full-size .357 Magnum revolver with a satin stainless finish and a 6-inch barrel. It shoots .357 Magnum and .38 Special, handles personal defense and recreational use reliably, and is built from stainless steel that resists corrosion and holds up to regular use. 
 
Key Specifications 

• Brand: Ruger 
• Model Name: GP100 
• Caliber: .357 Magnum (also accommodates .38 Special) 
• Action Type: Double/Single Action 
• Capacity: 6 rounds 
• Barrel Length: 6 inches 
• Overall Length: 11.5 inches 
• Weight: 45 oz (2.81 lbs) 
• Sights: Front - Red Ramp / Rear - Adjustable 
• Grip: Hogue Monogrip Black Rubber 
• Safety Mechanism: Transfer Bar 
• Finish Type: Satin Stainless 
   
  Detailed Features 
   

1. The triple-locking cylinder secures to the frame at three separate points -- front, rear, and bottom -- keeping the cylinder aligned and reducing internal wear over thousands of rounds. 
    
2. The grip frame is designed to accept different grip styles, so owners can adjust for hand size or personal preference. 
    
3. Disassembly doesn't require tools, which keeps maintenance straightforward. 
    
4. The transfer bar safety blocks the hammer from the firing pin unless the trigger is fully depressed. 
    
5. The adjustable rear sight can be tuned for different distances. 
    
   Target Audience 
    
   The GP100 suits first-time revolver buyers and experienced shooters alike. The power-to-control balance makes it useful for home defense and recreational shooting. The stainless finish holds up well outdoors. 
    
   Usage Scenarios 
    
   Home defense where reliability under pressure matters. Competitive shooting where precision is needed. Outdoor and hunting use where the stainless finish resists weather and rough handling.

Owners of the Ruger GP100 .357 Magnum in 6-inch satin stainless consistently highlight the same strengths and the same limitations.

Build quality leads the praise. The stainless finish draws specific appreciation for its appearance and corrosion resistance compared to blued steel. Most users describe it as a revolver built to last a long time with regular use.

Recoil management is another strong point. The 6-inch barrel and 45-oz weight absorb .357 Magnum recoil in a way that makes the gun approachable for shooters new to magnum calibers. Accuracy at longer ranges is frequently mentioned -- the 6-inch barrel helps here, and several owners use it for hunting as well as target shooting.

The grip gets consistent praise for comfort during extended sessions. DA/SA versatility is appreciated, and the ability to run both .38 Special for practice and .357 Magnum for serious use adds to the overall value.

The criticisms are predictable: the revolver is heavy for carry, the 6-inch barrel makes it impractical for concealed use, and a few shooters find the double-action pull heavier than they'd like for fast shooting. Price comes up occasionally, though most owners consider it reasonable for the quality delivered.