Great billet lower from SilencerCo. The machining is excellent, and it provided a very stable platform for my 5.56 build. No issues during assembly at all. Looks great too.




Click to see full view
SilencerCo
Overview
The SilencerCo AR-15 Billet Lower Receiver is a stripped lower designed specifically for the AR-15 platform, crafted from high-quality billet aluminum with a hardcoat anodized finish in black. This lower receiver is suitable for the 5.56 NATO caliber, providing a solid foundation for your build while enhancing the overall aesthetics and rigidity of the firearm. Commonly found in builds featuring a mid-length gas system, it offers versatility for various shooting applications.
The part most often added in each category by the 67 builds that include this one

SilencerCo SCO15, Stripped Upper Receiver, .223 Remington/556NATO, Black

Geissele Automatics Llc Ar-15 Ssa-E X Lightning Bow Trigger

Aero Precision Ar-15 Breach Charging Handle Ambidextrous Small Levers

Daniel Defense Collapsible Mil-Spec Buttstock, Brown - 21-091-04179-011

Bravo Company M16 Bolt Carrier Group Black

Aero Precision 5.56 Mid-Length Ar-15 Barrel - Pinned Epsilon Sl - 14.5"
Aggregated and anonymized data showing how builders use this product
Builds in the community that include the Silencerco Ar-15 Billet Lower Receiver
| Build | Parts | Total |
|---|---|---|
![]() | 13 | $2641.83 |
![]() | 20 | $2378.41 |
![]() | 14 | $1231.24 |
![]() | 16 | $2745.03 |
![]() | 12 | $1589.33 |
![]() | 19 | $1363.46 |
![]() | 9 | $1047.61 |
![]() | 17 | $1455.44 |
1 global rating
Great billet lower from SilencerCo. The machining is excellent, and it provided a very stable platform for my 5.56 build. No issues during assembly at all. Looks great too.