Discussion in 'Rifle Classifieds' started by mpperales, Oct 7, 2014.
specs in detail on the upper, PSA makes many uppers
Chambered in 5.56 NATO, with a 1/9 twist, M4 barrel extension, and a carbine-length gas system. The M4 profile barrel is phosphate coated, and the bore is lead lapped and air-gauged for accuracy. Barrel is finished off with an .750" diameter F-marked front sight base with sling swivel and an A2 flash hider. Barrel is roll-marked "5.56 NATO 1/9"
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