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ZRODelta
Overview
The ZRO Delta AR-15 Forged M4 Stripped Upper Receiver is designed for builders looking to create a robust and reliable platform, specifically tailored for the 5.56 NATO caliber. As a stripped receiver, it provides the essential foundation for your upper assembly, allowing you to customize it with your choice of components. This upper is commonly used in builds featuring a carbine gas system, making it a versatile choice for various applications.
Based on build data
Yankee Hill Machine Co., Inc. Ar-15 16.5" Threaded Fluted Barrel 1-8 Twist
Yankee Hill Machine Complete Ar-15 Lower Receiver - M4 Stock
Yankee Hill Machine Ar-15 Charging Handle
Zev Technologies Forged Ar-15 Lower Receiver
Zro Delta Ar-15 Fire Control Group Laser Cut Disconnector
Yankee Hill Machine Co., Inc. Ar-15 Gas Tube Black Rifle
Gas TubeAggregated and anonymized data showing how builders use this product
| Product | Category | Times Built Together |
|---|---|---|
| Yankee Hill Machine Co., Inc. Ar-15 16.5" Threaded Fluted Barrel 1-8 Twist | 24 | |
| Yankee Hill Machine Complete Ar-15 Lower Receiver - M4 Stock | 17 | |
| Yankee Hill Machine Ar-15 Charging Handle | 15 | |
| Zev Technologies Forged Ar-15 Lower Receiver | 14 | |
| Zro Delta Ar-15 Fire Control Group Laser Cut Disconnector | 11 | |
| Yankee Hill Machine Co., Inc. Ar-15 Gas Tube Black Rifle | Gas Tube | 9 |
| Platform | Percentage |
|---|---|
| AR-15 | 100% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 100% |
| Gas System | Percentage |
|---|---|
| Carbine | 56.1% |
| Mid-Length | 24.4% |
| Pistol | 12.2% |
| Rifle | 7.3% |
Builds in the community that include the Zro Delta Ar-15 Forged M4 Stripped Upper Receiver
| Build | Parts | Total |
|---|---|---|
 | 26 | $3335.22 |
 | 12 | $1441.10 |
 | 10 | $1669.42 |
 | 18 | $1542.54 |
 | 32 | $7202.66 |
| 24 | $2114.39 |
 | 27 | $2313.11 |
 | 9 | $1620.86 |
| 12 | $1350.46 |
 | 16 | $1421.05 |
 | 21 | $2061.95 |
 | 11 | $1649.84 |
2 global ratings
ZRO Delta forged M4 stripped upper feels more expensive than its price tag. Anodize is dark consistent matte. Forging marks are minimal. M4 feed ramps cut correctly. Mates cleanly with a forged lower with no play. Sleeper mid-tier upper.
ZRO Delta forged M4 stripped upper has clean machining and consistent anodize. M4 feed ramps cut correctly. Forward assist and dust cover holes are dimensionally correct. Mates to my Aero lower with zero play. Solid mid-tier upper.
