AR-15 .450 Bushmaster 16" Stainless Upper Assembly / Afterburner / Mlok

AR-15 .450 Bushmaster 16" Stainless Upper Assembly / Afterburner / Mlok

AR-15 .450 Bushmaster 16" Stainless Upper Assembly / Afterburner / Mlok

This drop-in .450 Bushmaster upper will attach to virtually any milspec AR-15 lower. Make sure to enhance your lower with 4.3 heavy buffer for maximum performance of this big cal firearm.

Barrel - 16" 416R stainless steel barrel, non-fluted. Chambered in .450 Bushmaster. Button rifled with 1-24 rh twist. .875 under gas block diameter. Threaded 5/8x32. Carbine length gas system. Single feed ramp. Barrel is finished off by big bore linear muzzle brake in hardened steel construction, anodized black. 

Socom flat top upper receiver - made from certified 7075-T6 aluminum forgings. Black hardcoat anodized to Gov. Specs. Forward assist and dust cover installed. Made especially for big bore calibers.

Gas system - .875 low profile gas block, made from steel nitride coated.  Carbine-length gas tube.

Handguards - 15" Mlokfree float rail. Made from aircraft quality aluminum and black hard coat anodized.

Does not come with BCG or Charging Handle. Can be purchased separately.  Images may not be an exact representation of the product.