Mossberg 590RM Pro Breacher | 12 Gauge | 11.5″

The Mossberg 590RM Pro Breacher is a short-barreled, pump-action 12 gauge configured for compact duty and training roles. It employs a double-stack magazine design intended to improve balance and reduce overall length, and includes a chisel stock/buffer tube mounting bracket, a top rail, and an M-LOK-compatible forend for accessory mounting. The firearm carries a Tungsten Cerakote finish and uses a Magpul MOE pistol grip for consistent ergonomics. Typical applications include close-quarters entry training and duty/range work.

Product Specifications

• The model is 590RM.
• The manufacturer is Mossberg.
• The gauge is 12 Gauge.
• The barrel measures 11.5″.
• The action is Pump Action.
• The chamber size is 3″.
• The finish is Cerakote Tungsten.
• The grip material is Magpul MOE.
• The sights are Bead.
• The barrel type is Cylinder.
• The included magazine count is 1 (5 rd.).
• The receiver description is Tungsten Cerakote.
• The weight is listed as 10.36.
• The subcategory is Short-Barreled Shotguns.
• The UPC is 015813502245.

Compact, modular, and purpose-built, the 590RM Pro Breacher provides a durable, short-profile pump-action platform well suited to users who need a compact 12 gauge with modern accessory compatibility. Its layout emphasizes straightforward handling and accessory adaptability without added complexity.