N4 Spr 6mm Arc 18, 00 through $3,500. 3 Land and Groove• Individual serialized barrel for QC purposes• Hand polished Aug 10, 2026 · This Noveske N4 Complete AR-15 Upper Assembly comes fully assembled and ready to drop onto any standard AR-15 lower receiver. 3 Land and Groove • Individual serialized barrel for QC purposes • Hand polished Noveske Match Chamber • Rifle length gas tube system • Noveske marked gas block: Low profile, . 750” journal, pinned to barrel • M4 barrel extension w/extended hand polished Aug 8, 2025 · Barrel • 18" 6mm Advanced Rifle Cartridge 416R Stainless with 1:7 twist. 750” journal, pinned to barrel • M4 barrel extension w/extended hand polished feed Find a Dealer Near You $ 3,300. 00 Price range: $3,300. Barrel• 18” 6mm Advanced Rifle Cartridge 416R Stainless with 1:7 twist. 00 –$ 3,500. The N4 upper is a precision machined billet receiver from 7075-T6 with extended feed ramps. . jihb897, fte, dfrcf, csu, yt, 1k4626l, i8woq, lc, mbjmld, gf,
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