Noveske N4 Micro-Switchblock 5.56 NATO Complete Upper Reciever - 10.5"

Barrel

• 10.5” 5.56mm 416R Stainless with 1:7 twist
• Individual serialized barrel for QC purposes
• Hand polished Noveske Match Chamber
• Proprietary Carbine gas tube length
• Noveske Micro-Switchblock .750” journal, pinned to barrel
• 3 switchblock settings: Unsuppressed, OFF, or Suppressed
• M4 barrel extension w/extended hand polished feed ramps
• 60 degree muzzle crown
• Bead blasted finish
• ½” x28 muzzle threads
• Noveske Pig Pen suppressor compatible muzzle device
• Includes Micro-Switchblock wrench

Upper Receiver

• Noveske 4th Generation precision machined billet receiver from 7075-T6 aluminum w/extended feed ramps
• Hardcoat type III anodizing, then Armor Black Cerakote ceramic coating for superior finish longevity
• Black nitride Noveske marked forward assist
• Noveske Love Handle ambidextrous charging handle
• Featuring anti-rotation interface with handguard
• Phosphate coated bolt carrier, full auto compatible, chrome lined carrier bore and key
• Properly staked grade 8 American made gas key bolts
• Phosphate bolt made from Carpenter 158 heat treated steel MPI tested (magnetic particle inspected)

Handguard

• 4th Generation NSR-9.75” (M-LOK) Free Floating Handguard with cutout for mico-switchblock
• Featuring M-LOK mounting positions every 45 degrees with picatinny 1913 top rail
• Light weight American made steel barrel nut
• The 9.75” handguard with a 10.5” barrel will return a .080” clearance from end of handguard to barrel thread shoulder. Perfect spacing when you add your favorite suppressor