Daniel Defense Mk18 RIII, 5.56mm, 10.3 Barrel, Black, Upper Receiver Group
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Daniel Defense
Overview
The Daniel Defense Mk18 RIII Upper Receiver Group is a stripped assembly designed for the AR-15 platform, featuring a 10.3-inch barrel optimized for 5.56 NATO ammunition. This upper receiver is crafted from 7075-T6 aluminum, ensuring a lightweight yet robust construction, making it suitable for various applications. Commonly found in builds utilizing a carbine gas system, this upper is ideal for those looking to create compact, maneuverable firearms.
Specifications
Daniel Defense Mk18 RIII, 5.56mm, 10.3 Barrel, Black, Upper Receiver Group
Frequently Built With
Based on build data
Geissele Automatics Llc Ar-15 Ssa-E X Lightning Bow Trigger
HUXWRX FLOW 556 Ti 5.56 NATO Flow-Through Suppressor (Black) - 3059
Jp Enterprises Silent Captured Spring for Law Tactical Folder
Geissele Super Charging Handle (SCH), 7.62, Desert Dirt Color 05-476S
Emissary Development Handbrake - M-LOK - FDE
MARS-L SOPMOD COMPLETE LOWER RECEIVER
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
PlatformBased on real build data showing which platform (AR-15, AR-10, AR-9) builders pair with this product.
CaliberBased on real build data showing which calibers builders choose alongside this product.
| Product | Category | Times Built Together |
|---|---|---|
| Geissele Automatics Llc Ar-15 Ssa-E X Lightning Bow Trigger | 5 | |
| HUXWRX FLOW 556 Ti 5.56 NATO Flow-Through Suppressor (Black) - 3059 | 3 | |
| Jp Enterprises Silent Captured Spring for Law Tactical Folder | 2 | |
| Geissele Super Charging Handle (SCH), 7.62, Desert Dirt Color 05-476S | 2 | |
| Emissary Development Handbrake - M-LOK - FDE | 2 | |
| MARS-L SOPMOD COMPLETE LOWER RECEIVER | 2 |
| Platform | Percentage |
|---|---|
| AR-15 | 100% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 100% |
Builds Featuring This Part
See all 2 →Builds in the community that include the Daniel Defense Mk18 RIII, 5.56mm, 10.3 Barrel, Black, Upper Receiver Group
| Build | Parts | Total |
|---|---|---|
 | 14 | $3690.42 |
 | 36 | $17367.63 |
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