NBS Enhanced AR-15 Stripped Billet Upper Receiver - 4022-0909-001

The NBS AR15 billet upper receivers are the perfect compliment to many billet lowers.  Machined from a solid brick of 7075-T6 aluminum, hand deburred, tumbled, and hard coat anodized, our uppers will provide you a lifetime of service.  We ensure that every upper is well within spec and will function perfectly for your build.

• 7075-T6 aluminum
• Accepts all mil-spec components
• Left side relief allows for most aftermarket battery assist devices
• Fits all milspec dimension lower receivers
• Looks great with billet AR15 lower
• Hard coat anodized