Complete built upper receiver:

  • Parkerized heavy 4150 chrome vanadium barrel, chambered in 7.62×39 with a 1:10 twist
  • Birdcage flash hider
  • Carbine length gas system
  • 15″ m-lok handguard
  • Flat-top mil-spec upper receiver with installed dust cover and forward assist
  • No BCG or charging handle

Direct Link to purchase: https://3crtactical.com/product/ar-15-carbine-upper-16-7-62x39-barrel-15-m-lok-rail/