Panzer Arms M4 SPEED - Competition Style Semi-Auto Tactical Shotgun with Skeleton body is their Speed Variation of the Panzer M4 shotgun. Manufactured with a Lightened Bolt for Rapid Follow Up Shots. It is a reliable, durable inertia-driven semi-automatic 12 gauge shotgun.FeaturesPanzer Arms M4 SPEED Model has a POLYMER FOREND Over-sized Knurled Rotating Charging Handle for Ambidextrous Use.AMBIDEXTROUS Charging Handle Enabling the User to Switch to Left Handed Operation Seamlessly.Over-sized Bolt Release Button For Quick and Easy Shell Loading at Match Saver.Machined and Fluted for Rapid Follow-Up Shots.QD Mount Attachment allowing for rapid and versatile attachment or detachment of accessories such as slings.MATCH SAVER which is useful in Competitive Shooting Sports Such as 3-Gun Competitions.18.5 BARREL with PORTS to reduce the Felt Recoil and Muzzle Rise.