Yankee Hill Machine A3 Ar-15 Upper Receiver Assembly
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Yankee Hill Machine
Overview
The Yankee Hill Machine A3 AR-15 Upper Receiver Assembly is a stripped upper designed for builders looking to create a customized platform. Crafted from 7075-T6 aluminum, this A3 receiver offers a lightweight yet durable structure essential for reliable performance. It is compatible with standard AR-15 components and is commonly used in builds featuring a rifle gas system chambered in 5.56 NATO.
Specifications
Available Merchants(4)
Frequently Built With
Based on build data
Breek Arms Ar-15 Warhammer Mod2 Ambidextrous Charging Handle Black
CMMG AR-15 HD Pivot and Takedown Pin Parts Kit - 55AFF3B
BLEM PSA AR15 Complete Classic Stealth Lower, Black
Lower Receiver
Strike Industries Extended Bolt Catch
Aero Precision Stripped M4e1 Ar-15 Lower Receiver - Special Edition - Freedom
Aero Precision Ar-15 5.56 Bcg W/c158 Bolt - Aero Logo - Phosphate
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.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
| Product | Category | Times Built Together |
|---|---|---|
| Breek Arms Ar-15 Warhammer Mod2 Ambidextrous Charging Handle Black | 13 | |
| CMMG AR-15 HD Pivot and Takedown Pin Parts Kit - 55AFF3B | 13 | |
| BLEM PSA AR15 Complete Classic Stealth Lower, Black | Lower Receiver | 12 |
| Strike Industries Extended Bolt Catch | 11 | |
| Aero Precision Stripped M4e1 Ar-15 Lower Receiver - Special Edition - Freedom | 10 | |
| Aero Precision Ar-15 5.56 Bcg W/c158 Bolt - Aero Logo - Phosphate | 10 |
| Platform | Percentage |
|---|---|
| AR-15 | 100% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 55.6% |
| .223 Wylde | 18.5% |
| .308 Win | 7.4% |
| .450 Bushmaster | 7.4% |
| 300 Blackout | 7.4% |
| 9mm | 3.7% |
| Gas System | Percentage |
|---|---|
| Carbine | 40% |
| Rifle | 28% |
| Mid-Length | 16% |
| Pistol | 12% |
| Blowback | 4% |
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