N4 Spr 6mm Arc 18, 00 Price range: $1,775.

N4 Spr 6mm Arc 18, Barrel• 18” 6mm Advanced Rifle Cartridge 416R Stainless with 1:7 twist. 3 Land and Groove • Individual serialized barrel for QC Buy Noveske N4 18" SPR Complete Upper 6MM ARC Sniper Grey: GunBroker is the largest seller of AR15 Uppers AR15 Parts Gun The Noveske Rifleworks N4 SPR Complete AR-15 Upper Receiver in Flat Dark Earth pairs an 18" 416R stainless barrel in 6mm ARC Barrel: • 18” 6mm Advanced Rifle Cartridge 416R Stainless with 1:7 twist. 3 Land Barrel• 18” 6mm Advanced Rifle Cartridge 416R Stainless with 1:7 twist. 00 –$ 3,500. 00 –$ 1,900. 3 Land and Groove • Individual serialized barrel for QC Barrel • 18” 6mm Advanced Rifle Cartridge 416R Stainless with 1:7 twist. 3 Land and Groove• Individual serialized barrel for QC Barrel • 18” 6mm Advanced Rifle Cartridge 416R Stainless with 1:7 twist. 00 N4 SPR 6MM ARC 18" quantity Add to Barrel • 18” 6mm Advanced Rifle Cartridge 416R Stainless with 1:7 twist. 3 Land and Groove • Individual serialized barrel for QC $ 1,775. 00 through $1,900.