Noveske N4 SPR Upper Receiver 6mm Arc 18"
Complete Noveske N4 SPR upper receiver in 6mm Arc with 18" stainless steel barrel, 15" M-LOK handguard, and Pig Pen flash hider. Ready to mount on your AR-15 lower.
Noveske N4 SPR Upper Receiver Assembly
The Noveske N4 SPR represents a thoughtful approach to modern rifle design. This complete upper receiver assembly arrives ready for installation on any standard AR-15 lower receiver, making it an excellent choice for builders seeking quality components without the assembly hassle.
Key Features
- Barrel: 18" stainless steel with 5/8x24 thread pitch for suppressor compatibility
- Caliber: 6mm Arc—a modern intermediate cartridge offering excellent ballistics and efficiency
- Handguard: 15" M-LOK rail system provides ample mounting real estate for optics, lights, and accessories
- Charging Handle: Black Love Handle design for positive manipulation under all conditions
- Muzzle Device: Pig Pen flash hider reduces muzzle signature and flash
- Finish: Durable Cerakote in black for corrosion resistance and aesthetics
Why This Matters
The 6mm Arc cartridge has earned respect among serious shooters for its performance in intermediate-range applications. The 18" barrel length provides a practical balance between velocity and handling. Noveske's reputation for precision manufacturing means you're getting components built to exacting standards.
This upper receiver simplifies the building process while maintaining the quality standards that experienced shooters demand.
Features
- 18, 6mm arc, 416r, 1:7 twist"
- rifle-length gas tube with pinned gas block
- noveske pig pen suppressor-compatible muzzle device
- noveske gen 4 upper receiver
- ambidextrous charging handle
- full-auto bolt carrier group
- dlc coated noveske bolt
- m-lok handguard with continuous picatinny top rail
