Viper G2 PRO Sporting 3 gas operated semi-automatic shotgun that allows you to shoot light target loads to heavy pheasant loads. Shim kits standard. Removable choke system that uses Beretta/Benelli Mobil threads includes four extended choke tubes (SK IC M F) choke box and choke wrench. TriStar Select Turkish Walnut stock and forearm with cut checkering and semi-gloss finish. Adjustable comb raised target rib middle bead (Only for Item#24160) fiber optic front sight and shim kits standard. Rubber recoil pad backed with a five-year mechanical warranty. - Features: - Manual E-Z Load Magazine Cut-Off - Raised Target Rib w/ Matted Sight Plane - Fiber Optic Sight - 5 Round Magazine Shot Plug Included - Quick Shot Plug Removal - Chrome-lined Chamber and Barrel - Adjustable Comb (Wood Only) - 4 Extended Beretta/Benelli Mobil Style Choke Tubes (SK IC M F) - Shim kits standard