The Viper Max is a gas operated, semi-automatic shotgun that allows you to shoot light target loads to heavy waterfowl loads utilizing a two piston system. The secondary piston can be stored in forearm for easy retrieval. Featuring mag cut off action; vent rib w/matted sight plane; quick shot plug removable; swivel studs and fiber optic sight. Includes shot plug, four Beretta/Benelli Mobil Chokes- skeet, improved cylinder, modified and full. Hand Right Hand Gauge 12 Gauge Action semi-auto Safety Crossbolt Sights Fiber Optic Front Weight 7.30 lbs Chamber 3.5" Capacity 5+1 Weight Range 7 lbs to 7.99 lbs Barrel Length 26" Chokes Included F,IC,M,SK Barrel Description Vent Rib Chrome-Lined Stock Finish Group Natural Camouflage Barrel Length Range 26" to 26.99" Choke Configuration MobilChoke