AR-9 Minimalist Billet Upper Receiver Stripped Black

AR-9 Minimalist Billet Upper Receiver The AR-9 Minimalist Billet Upper Receiver gives builders a solid foundation for a custom pistol-caliber setup. Machined from 6061-T6 billet aluminum and finished in hardcoat anodized black, it offers a clean, durable platform for personalized AR builds chambered in common pistol calibers. Its stripped configuration keeps the build path open, making it a strong fit for users who want to choose each component for their exact setup. Features Billet upper receiver for pistol-caliber AR builds Minimalist stripped configuration for custom assembly Hardcoat anodized finish for added surface durability Compatible with common pistol-caliber configurations Includes anti-rotation cutout for billet build applications Specifications Material: 6061-T6 billet aluminum Finish: Hard-coat anodized black Configuration: Stripped upper receiver Caliber Compatibility: 9mm, .22 LR, 10mm, .45 ACP