Noveske Rifleworks N4 Infidel SS 5.56 NATO Complete Upper Receiver - 13.7"

The Noveske Rifleworks N4 Infidel AR-15 upper is built around a 13.7" 416R stainless steel barrel and is ready to be installed on any mil-spec lower receiver. This 5.56 NATO upper features a 1 in 7 rate of twist and a mid-length gas system with a pinned .750" low-profile gas block. The 1/2x28 threaded muzzle features a pinned and welded Noveske KX3 flash suppressor, which fits under the 15" Novekse M-LOK free float handguard. All surfaces are hardcoat anodized and then Cerakoted for a superior finish and corrosion-resistance. This upper receiver is made in the USA.

Features:

• 5.56 NATO AR-15 upper receiver
• Barrel length: 13.7"
• Barrel construction: 416R stainless steel
• Rate of twist: 1 in 7
• Noveske Match Chamber
• Hand-polished feed ramps
• Gas system: mid-length
• Low-profile .750" gas block
• M4 barrel extension
• 1/2x28 threaded muzzle
• Noveske KX3 flash suppressor, P&W
• Noveske 4th Generation billet upper receiver
• Phosphate-coated BCG
• 4th Generation 15" NSR M-LOK handguard
• Anodized and Cerakoted
• Made in the USA