Aero AR-15 Lower and Upper Receiver Set
Aero Precision’s X-15 receiver set makes a solid foundation for your next AR-15 build. This matching set of lower and upper receiver includes all the great features of Aero’s Gen 2 lower, including a flared magazine well and upper tension screw. The assembled upper receiver features a pre-installed forward assist and dust cover, and has a matching finish with the lower.
With these two essential pieces, you can focus on the fun parts of building your rifle. Select your barrel, bolt carrier group, lower parts kit and trigger, and of course a buffer assembly and stock. Plus, this handguard mates beautifully with Aero Precision’s ATLAS R-One and S-One handguards. Whatever rifle you’re putting together, you can’t go wrong with this kit.
The Perfect Fit for Your Next Build
- Upper Tension Screw – The lower receiver users to fine-tune the fit of the upper and lower receiver with a nylon tipped tensioning set screw inserted in the grip tang of the lower receiver. This provides a tight fit with the included upper receiver.
- Increased Magwell Flare – Allows for easier insertion of magazines and provides a sleeker look.
- Matching Finish – Aero precision takes pride and care in matching the finish on this bundled receiver set – both upper and lower will look great together.
Includes:
- Stripped Lower Receiver, Gen 2
- Nylon tipped tensioning set screw
- Assembled Upper Receiver with Forward Assist and Dust Cover
Note: Burnt Bronze and OD Green receiver sets also include a billet trigger guard.
Specifications:
- Shipping to FFL Dealer Required: Yes
- Platform: AR15
- Material: Machined from 7075-T6 forged aluminum
- Finish: Hardcoat Anodized Black, Magpul FDE Cerakote H-267, Magpul OD Green Cerakote H-232, Burnt Bronze Cerakote H-148
- Markings: “Cal Multi”
- Compatibility: Works with standard AR15 components and magazines
- Weight: 8.35oz
NOTE: Rear takedown pin detent hole is threaded for a 4-40 set screw
Products available on this page:
- Aero Precision X15 Receiver Set - AR-15 Lower Receiver with Assembled Upper Receiver - Burnt Bronze - Color: Burnt Bronze | SKU: APCS100823 | UPC: 840014617647
- Aero Precision X15 Receiver Set - AR-15 Lower Receiver with Assembled Upper Receiver - Black - Color: Black | SKU: APCS100820 | UPC: 840014617616
- Aero Precision X15 Receiver Set - AR-15 Lower Receiver with Assembled Upper Receiver - Flat Dark Earth - Color: Flat Dark Earth | SKU: APCS100821 | UPC: 840014617623
- Aero Precision X15 Receiver Set - AR-15 Lower Receiver with Assembled Upper Receiver - OD Green - Color: OD Green | SKU: APCS100822 | UPC: 840014617630
