This barrel fits all full size semi auto 9mm Uzi (Model A & B ) Century Arms UC-9, Vector, Action arms, Norinco, Group industries, etc.
Made from 4140 chrome moly steel, button rifled, 1:10 twist, threaded 1/2-28 with black phosphate coating ..
Chambered for more reliable feeding.
This barrel can only be installed on a pistol or Short barrel rifle (SBR) BATF Form 1. Pistol or SBR - NFA Rules apply