NSPEC AR-9 4.5" 9mm Complete Upper Receiver
Built in the USA for durability and reliable performance in a compact package, this AR-9 upper pairs a 4.5" black nitride 4150 steel barrel and diverter flash can with a 4" M-LOK Ultra Lite handguard on a solid 7075-T6 aluminum receiver. A black nitride, magnetic particle inspected bolt carrier group and a flag-engraved charging handle are included.
Features
- 9mm 4.5" 4150 steel barrel, black nitride
- Diverter flash can, 1/2"x36 thread
- 4" M-LOK Ultra Lite handguard
- AR-9 bolt carrier group, black nitride, magnetic particle inspected
- Standard mil-spec charging handle with flag engraving
- Solid 7075-T6 aluminum upper receiver, made in USA
Specifications
- Caliber: 9mm
- Barrel length: 4.5"
- Barrel material: 4150 steel
- Barrel finish: Black nitride
- Muzzle thread: 1/2"x36
- Muzzle device: Diverter flash can
- Handguard: 4" M-LOK Ultra Lite
- Receiver: 7075-T6 aluminum, made in USA
- Charging handle: Mil-spec, flag engraved
BCG Included
