Have multiple handguards and barrels and aero upper
Aero precision m4e1 upper new $90
Aero atlas s-one 9.3” handguard $100
Odin 02 lite 9.5” handguard $90
Utg pro forerunner 15” $100 (super light with titanium barrel nut)
Springfield Saint 8” handguard used takeoff $60
Boss barrels 10.5” 1/7 twist 300 blackout barrel new $250
Faxon pencil series 14.5” 556 new $100, can come with superlative .625 adjustable bleed off gas block for extra $60 or will sell gas block by itself for same price