blem FN upper 14" from Imperator Products near Peoria, Phoenix, AZ

FN 14" barrel, mid-length gas system, 1:7, 5.56 NATO, threaded 1/2-28, with A2-style muzzle brake. 

Radian SD-SL charging handle.

Midwest Industries Combat MLOK handguard.

Was originally 14.5" pin and weld. Barrel has been reduced to 14" and rethreaded.