Tristar Viper G2 youth shotgun is a 3" gas operated, semi-automatic shotgun that allows you to shoot light target loads to heavy waterfowl loads interchangeably. Shim kits standard. Removable choke system uses Beretta/Benelli Mobil Threads, includes three choke tubes (IC, M, F), choke box, and wrench. Anodized Receiver and endcap, highly durable injection molded stock and forearm coated with "Soft Touch" finish for better feel. Rubber Recoil pad, swivel studs, fiber optic sight and shim kits standard, backed by a five-year warranty.FeaturesManual E-Z Load Magazine Cut-OffVent Rib w/ Matted Sight PlaneAnodized Receiver and EndcapFiber Optic Sight5 Round Magazine- Shot Plug IncludedQuick Shot Plug RemovalChrome-lined Chamber and BarrelOversized Bolt Handle and ReleaseSwivel Studs"Soft Touch" on Stock and Forearm3 Beretta/Benelli Mobil Style Choke Tubes (IC, M, F)Shim kits standardAdditional Adult Stock and 2" barrel extension included