L
livinloud2175xdrops right in
Reviewed on May 5, 2026Verified with Build
no slop in the takedown pins
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Radian A-DAC 15 Stripped Lower Receiver, Brown - R0389
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Ships to a dealer, not to you
This is a serialized firearm.
Radian
Overview
The Radian A-DAC 15 Stripped Lower Receiver is designed for builders looking to create a robust AR-15 platform. Made from 7075-T6 aluminum, this receiver supports the 5.56 NATO caliber and features ambidextrous controls, making it versatile for both left- and right-handed shooters. This lower is commonly found in builds utilizing a mid-length gas system, providing a balanced shooting experience.
Specifications
MPNR0389
PlatformAR-15
Material7075-T6 Aluminum
AssemblyStripped
Caliber5.56 NATO
ControlsAmbidextrous
Radian A-DAC 15 Stripped Lower Receiver, Brown - R0389
August 2026 on GunPartPicker
Radian A-DAC 15 Stripped Lower Receiver, Brown - R0389 ranked #137 of the 507 lower receivers builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since January 2026. All time, it ranks #35 of the 996 lower receivers builders have added. Builds with this lower receiver are mostly chambered in 5.56 NATO (86%, then .223 Wylde 10%), split between mid-length (47%) and carbine-length (27%) gas systems, and nearly all AR-15.
Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today 4 of the 5 retailers we track have it in stock. Prices barely moved in August 2026, holding around $514.99, so there haven't been real sales lately. Buying today, the lowest price is $489.99 at Palmetto State Armory, which matches the best price we saw in August.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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Frequently Built With
The part most often added in each category by the 290 builds that include this one
Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger
Trigger$335in 41 builds
Magpul MOE-SL Grip Polymer Dark Earth
Pistol Grip$16in 17 builds
Geissele Automatics AR-15 16 Super Duty Stripped Upper Receiver Ddc
Upper Receiver$1,150in 25 builds
Strike Industries AR-15 Ambidextrous Safety Selector Switch - Red
Safety$63in 16 builds
Strike Industries Ambidextrous Magazine Release, Black - ARAMBIMRBK
Magazine Release$38in 24 builds
Strike Industries AR-10 Shift Pins, Black - SI-AR10-SHIFT-BK
Takedown Pin$26in 26 builds
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
CaliberBased on real build data showing which calibers builders choose alongside this product.
85.7%
5.56 NATO85.7%
.223 Wylde9.5%
300 Blackout4.8%
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
46.7%
Mid-Length46.7%
Carbine26.7%
Pistol13.3%
Rifle13.3%
Builds Featuring This Part
See all 18 →Builds in the community that include the Radian A-DAC 15 Stripped Lower Receiver, Brown - R0389
| Build | Parts | Total |
|---|---|---|
 | 10 | $2920.94 |
 | 10 | $2958.91 |
 | 18 | $7368.19 |
 | 16 | $1412.26 |
 | 19 | $2470.58 |
| 13 | $2595.96 |
 | 30 | $3634.64 |
 | 15 | $3535.18 |
 | 21 | $1891.40 |
 | 19 | $2048.98 |
 | 30 | $4042.75 |
| 29 | $3802.78 |
Customer reviews
5.0out of 5
2 global ratings
Top reviews
Z
zFrankieHudmanzRadian A-DAC 15 brown match
Reviewed on February 25, 2026Verified with Build
Radian A-DAC 15 stripped lower in brown matches my Radian brown charging handle exactly. Anodize is consistent across the receiver. Tighter tolerances at the takedown pin lugs than a milspec lower. Premium lower in a unique color.
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