The Magnum Research Big Frame Revolver in .500 JRH has a 7.5-inch barrel, 5-round capacity, and brushed stainless steel construction. Bisley grips, factory black fixed front sight, and rear adjustable sight are standard. Overall length is 13.75 inches; height is 6.25 inches; slide width is 1.75 inches; trigger pull is 3-4 lbs. New in box. 
 

Key Specifications 

• Brand: Magnum Research 
• Model: Big Frame Revolver 
• Caliber: .500 JRH 
• Barrel Length: 7.5 inches 
• Capacity: 5 rounds 
• Condition: New in Box 
• Finish: Brushed Stainless Steel 
• OA Length: 13.75 inches 
• Height: 6 inches 
• Slide Width: 1.75 inches 
• Trigger Pull Weight: 3-4 lbs 
• Sights: Factory Black Fixed Front / Rear Adjustable 
   

Detailed Features 

 
The .500 JRH cartridge is a large-bore wildcat designed for maximum terminal performance on heavy game. The Bisley grip geometry lowers the bore axis relative to the hand, which helps manage recoil on powerful revolver cartridges. The rear adjustable sight allows windage and elevation correction for different load trajectories. The brushed stainless finish resists corrosion in outdoor conditions. At 7.5 inches the barrel extends effective range and provides a longer sight radius.

The Magnum Research BFR in .500 JRH is a niche gun that draws a specific buyer: hunters who need a powerful sidearm for large game including bears, or collectors who want the upper end of what a single-hand firearm can reasonably deliver.

The .500 JRH recoil is substantial and comes up in almost every honest discussion. Experienced shooters who have handled other large-bore revolvers adapt with practice; newer shooters sometimes find the experience more difficult than expected. The Bisley grip is consistently praised as a genuine help in managing that recoil -- it's not just an aesthetic choice, it functionally changes how the gun sits in the hand under recoil.

Build quality and aesthetics get positive marks. Magnum Research's construction standards on the BFR are well-regarded, and the brushed stainless looks appropriate for the gun's purpose. Accuracy is generally reported as good once a shooter is comfortable with the recoil.

Weight and size are a consideration for carry -- this is a large, heavy revolver, which is expected for the caliber but limits how practically portable it is compared to a service-caliber handgun. Price and .500 JRH ammunition cost are both real factors in discussions, though buyers in this segment typically know that going in.