The Diamondback Firearms SDR is a compact, double-action-only revolver chambered for .357 Magnum. It pairs a short 2-inch barrel with a six-shot cylinder and a glass-bead finish for a low-profile, corrosion-resistant exterior. A fiber-optic front sight and a Black Hogue grip provide straightforward sighting and positive handling in compact carry roles.
Key Specifications
- Manufacturer: Diamondback Firearms.
- Model: SDR.
- Caliber: .357 Magnum.
- Capacity: 6 rounds.
- Barrel length: 2 inches.
- Action type: Double Action Only.
- Sights: Fiber Optic front sight.
- Finish: Glass Bead.
- Grip: Black Hogue.
Built for straightforward, dependable carry and backup use, the SDR offers compact dimensions and a capable chambering in a simple, low-profile package. Its six-shot cylinder, fiber-optic front sight, and durable finish make it well suited for users who prioritize concealability, reliability, and uncomplicated operation in everyday carry or duty scenarios.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.




