A3 FLAT-TOP CARBINE
5.45x39mm (disc. 2014) or 5.56 NATO cal., GIO, 16 1/2 in. chrome moly steel barrel with A2 birdcage flash hider, A3 flat-top removable carry handle, A2 front sight post gas block, adj. rear sights, 6-position collapsible stock and poly grip...