MOSSBERG 590A1 14 Magpul OD Green MilSpec Construction: As the only pump-actions to pass the rigorous MilSpec 3443E classification, the 590A1 series has been the go-to firearm of choice for military and law enforcement agencies worldwide for decades. 590A1 Class III features: 14 Heavy-walled barrel; durable Parkerized finish; Metal trigger guard/safety button; Convenient magazine tube clean-out cap; and a forend strap to keep the shooter s lead hand clear of the muzzle. All 590A1 models include the features that have made the Mossberg pump-action family legendary Ambidextrous safety; Dual extractors; Twin action bars; Positive steel-to-steel lockup; and an Anti-jam elevator ensuring smooth operation. Specifications: Gauge 12 Capacity 5+1 Chamber 3 Barrel Type Heavy-Walled Barrel Length 14 Sight/Base Ghost Ring Choke Cylinder Bore LOP Type Fixed LOP 13.87 Barrel Finish Parkerized Stock Finish Plus 4 Shell Holder Stock Weight 6.75 Length 33.75