If you’re building a 9mm AR pistol or rifle, the F-1 Firearms UX-9 upper receiver is a solid choice for shaving weight and improving handling. We carry this in stock here in Wichita for local pickup, and ship to other Kansas addresses when legal.
What the F-1 UX-9 Does for Your AR
This isn’t about fancy features, it’s about a well-made component that performs. The skeletonized design removes unnecessary material, making your 9mm AR lighter and easier to maneuver – useful whether you’re moving through a home defense situation, or spending a day at the range. The open structure also helps dissipate heat faster, which keeps things running consistently when you’re putting rounds downrange.
Key Features:
- Lightweight: Skeletonized aluminum reduces overall weight.
- Cooling: Improves heat dissipation during rapid fire.
- Compatibility: Works with standard AR-15 lower receivers chambered in 9mm.
- Finish: Matte black finish.
Specs:
| Model | UX-9 |
| Caliber | 9MM |
| Material | Aluminum Alloy |
| Finish | Matte Black |
| Weight | Approximately 10 ounces |
| Compatibility | AR-15 platform, 9MM barrels and bolts |
| Manufacturer | F-1 Firearms |
We stock a good selection of 9mm AR parts here at Kansas Gun Shop. Whether you’re building a pistol for concealed carry (where permitted by law), a competition gun, or just want a different platform for recreational shooting, we can help you find what you need.
FFL Transfers & Shipping in Kansas: We happily accept firearms transfers into our shop. Shipping to Kansas addresses is available where legal, and we follow all state and federal regulations. Contact us if you have questions about transfer fees or shipping policies.
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