Description
Built around a pump-action design, the Mossberg 590R is a 12 gauge shotgun configured for security-oriented use. It pairs an 18.5 inch barrel with an integrated heat shield, adjustable sights, and a 3 inch chamber. We stock this configuration for customers who want an adjustable shoulder setup and rifle-style sight arrangement on a pump shotgun.
Key Specifications
- The shotgun uses a pump-action operating system with a familiar manual of arms.
- It is chambered for 12 gauge ammunition.
- The chamber size is 3 inches for compatibility with shells of that length.
- The barrel measures 18.5 inches and incorporates an integrated heat shield.
- Overall length measures 36.25 inches for the complete configuration.
- Unloaded weight is listed as 7.1 pounds.
- The metal surfaces feature an OD Green Cerakote finish.
- The shotgun uses Magpul MBUS front and rear sights with adjustable, flip-up construction.
- The stock is a five-position adjustable synthetic stock with an interchangeable recoil pad.
- The black furniture includes a synthetic AR-style grip and compact forend.
The adjustable stock provides five positions and includes an interchangeable recoil pad, allowing the configuration to be set around the shooter. A flat-profile trigger, rotary safety selector, and enlarged beveled loading port are also listed features. The top Picatinny rail provides an attachment surface for compatible optics, while the integrated heat shield remains part of the barrel assembly. This Mossberg 590R configuration keeps its controls and sighting system straightforward for range practice and security-focused applications.




