1-Complete BIG BORE upper receiver, larger ejection port, with forward assist.
1-16" parkerized .458 socom barrel
1-15" Keymod free floating handgaurd and barrel nut(depending on stock MLOK maybe available upon request)
1-Fritz Tactical Stainless Muzzle brake, US MADE by Helius Tactical
1-Micro .936 gas block
1-Stainless steel gas tube(carbine length)
1-Nitride .458 specific bolt carrier group
1-Mil-Spec Charging handle
*We do not recommend Hexmag for .458, we test fire with the Lancer .458 and properly modified GI mags.