The XT3 is a durable gun with very high-quality components including a precisely milled action bar with weldless design a ratcheting barrel lock ring and a solid dual-ring gas piston. Fed by a detachable bottom-feeding magazine the XT3 also is the fastest-cycling semi auto we've ever seen.Ships in a hard case with sling and two five-shell magazines. A limiting screw may be installed to limit the magazine capacity to two shells. 28a ^2 vent rib barrel sips with three Beretta/Benelli compatible Mobil choke tubes (ICMF).