Iwi's tavor ts12 shotgun features an adjustable gas regulator, 4140 steel barrel with beretta/benelli multi-choke threads and is chrome lined.Additional features of the ts12 include four sling attachment points, m-lok compatible rails, a continuous accessory rail on top and a synthetic bullpup stock.Metal Finish: BlackAction: Semi-AutoGauge: 12 GaugeBarrel Length: 18.50"Capacity: 15+1Chamber: 3"Oal: 28.34"Weight: 8 lbsChoke Configuration: Beretta/Benelli ChokeStock Description: Fixed BullpupSights: NoneBarrel Description: Chrome LinedBarrel Length Range: 18" to 18.99"Weight Range: 8 lbs to 8.99 lbsHand: RightStock Finish Group: BlackMetal Finish Group: Blued/Black