The Ruger GP100 is a single/double-action revolver chambered in .357 Magnum / .38 Special with a 6-inch barrel and a 7-round cylinder. It weighs 43.5 oz. with an overall length of 11.5 inches. The frame and barrel are satin stainless steel. 
 

Key Specifications 

• Brand: Ruger 
• Model: GP100 
• Caliber: .357 Magnum / .38 Special 
• Action: Single/Double Action 
• Capacity: 7 Rounds 
• Barrel Length: 6 inches 
• Overall Length: 11.5 inches 
• Weight: 43.5 oz. 
• Frame Material: Stainless Steel 
• Finish: Satin Stainless 
• Sights: Adjustable rear; fiber optic front 
• Grip Description: Cushioned rubber with hardwood insert 
• Safety Type: Transfer Bar 
   

Detailed Features 

The 6-inch barrel extends the sight radius and adds velocity compared to the shorter GP100 configurations, which improves accuracy at longer distances. The fiber optic front sight works in varied lighting conditions, and the adjustable rear sight allows precise correction for different loads. 
 
The cushioned rubber grip with hardwood insert provides a firm hold during .357 Magnum firing and reduces felt recoil. The transfer bar safety prevents the revolver from discharging without a complete trigger pull. 
 

Usage Notes 

The 6-inch barrel makes this configuration best suited for target shooting, handgun hunting, and range use rather than concealed carry. At 43.5 oz. the revolver has enough mass to absorb .357 Magnum recoil comfortably. The 7-round cylinder gives one additional shot over traditional 6-round revolvers.

The Ruger GP100 in .357 with the 6-inch satin stainless barrel draws consistent praise for its accuracy potential and solid construction.

Build quality comes up first in most discussions. The satin stainless finish resists corrosion, and the revolver's construction is described as tight and well-fitted. The trigger pull in double action is smooth and the single-action break is crisp, which owners credit for the consistent accuracy reports at range distances.

The 6-inch barrel length represents a practical middle ground for many users: longer than compact revolvers for improved sight radius and velocity, but shorter than longer-barreled hunting configurations. Several owners note using the GP100 effectively for both casual range sessions and more competitive revolver disciplines.

Weight at 43.5 oz. comes up in carry discussions, where some users find it on the heavier side for extended daily carry. Most owners view the trade-off as acceptable given the stability it provides during shooting. The revolver is viewed favorably for range use, home defense, and handgun hunting applications.