Noveske Rifleworks
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Elevate your AR platform with the Noveske Gen 4 7.94” Diplomat 300 Blackout Upper! Engineered for exceptional performance in any situation, this upper receiver assembly combines maneuverability in a small AR15 platform. With its 7.94” barrel and 300 Blackout chambering, the Noveske Diplomat upper offers the perfect balance of size and power, ideal for close-quarters engagements. Crafted to Noveske's exacting standards, each component of this upper is precision-machined for unmatched reliability, durability and accuracy. Whether you're in law enforcement or an avid shooter, the Noveske Gen 4 Diplomat upper delivers the reliability and performance you demand. Upgrade your AR build with the Noveske Gen 4 7.94” Diplomat 300 Blackout Upper and experience the precision engineering.


• 7.94” 300 Blackout 416R Stainless with 1:7 twist
• Individual serialized barrel for QC purposes
• Hand polished 300Blackout Noveske Match Chamber
• Pistol gas tube length
• Noveske marked gas block: Low profile, .750” journal, pinned to barrel
• M4 barrel extension w/extended hand polished feed ramps
• Dead Air KeyMount flash hider

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 Marked Geissele Super Badass 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)


• 4th Generation NSR-7” (M-LOK) Free Floating Handguard
• Featuring M-LOK mounting positions every 45 degrees with picatinny 1913 top rail
• Light weight American made steel barrel nut
• The 7” handguard with a 7.94” barrel will return a .060” clearance from end of handguard to barrel thread shoulder. Perfect spacing when you add your favorite suppressor