Description
AR-15 .458 Socom 10" pistol upper assembly w/ 10" keymod rail
Barrel - 10" 4150CMV steel hbar barrel, M4 feedramps, non-fluted. Parkerized finish. Chambered in .458 Socom. Button rifled with 1-14 rh twist. .875 under gas block diameter. Threaded 5/8x24. Carbine gas system. Barrel is finished off by A2 flash hider hardened steel construction, black.
A3 flat top Socom upper receiver - made from certified 7075-T6 aluminum forgings. Black hardcoat anodized to Gov. Specs. Forward assist and dust cover installed. M4 feedramps.
Gas system - .875 low profile gas block, made from aircraft quality steel. Carbine gas system.
Handguards - 10" keymod free float rail. Made from aircraft quality aluminum and black hard coat anodized. You may choose your rail preference (keymod or mlok on top of page).
Does not come with BCG or Charging Handle. Can be purchased separately.
Made exclusively by Moriarti Arms.
MPN#: MAUA458-10
I like M.A., they carry really neat practical stuff, smart options you won't find elsewhere... but seeing as 458 needs a properly coupled BCG, they charge too much. A 458 upper without BCG should run 200. the BCG, 100. and... whatever charging handle. It's just non-standard gouging