The SU-22 operate by blowback action and have a 4140 steel bolt that rides on steel guide rails inside the polymer receiver. The ejector is attached to one of the guide rails and the recoil spring is located above the barrel. The rear sight is adjustable for windage and the front sight is adjustable for elevation. An integrated picatinny rail on top will accept a multitude of sighting options. The muzzle end of the barrel is threaded 1/2?-28 to accept standard attachments such as a muzzle brake. A 27 round semi-transparent magazine is included.
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