Gauges: 12-ga., 2.75”. Barrels: 18.5” (Cyl. heavy-walled). Introduced 2025. Enhanced assembly and quality control process with special finishes and features, including a refined loading port to help optimize performance. Other features: 590M compatible magazines in 5-, 10-, 15-, and 20-round capacities. Metal rear ghost ring and front fiber-optic sights equipped with protective low-profile wings. Optics-ready receiver (RMSc footprint). Two stock options with a spacer system for customization. Magpul SGA variable length-of-pull (LOP) stock adjusts in .5” increments from 12.25”-14.25”. Compact stock features a one-inch insert for adjustment from 12”-13”. Magpul MOE forend offers an extended length with front and rear hand stops and M-LOK slots. The Compact models feature a traditional corncob-style forend. Drilled and tapped receiver.