Ar-15 M4e1 16'''' Upper Build Kit 5.56mm - Ar-15 M4e1 16 Upper Build Kit 5.56mm
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Brownells
Overview
The Brownells AR-15 M4E1 16" Upper Build Kit is a complete parts kit designed for building an AR-15 platform rifle. With a 16-inch barrel chambered in 5.56 NATO, this upper receiver is optimized for versatility, making it suitable for a variety of shooting applications. The M4E1 receiver type offers enhanced features that simplify assembly and improve overall functionality, making it a popular choice among builders looking for a reliable upper for their next project.
Specifications
Ar-15 M4e1 16'''' Upper Build Kit 5.56mm - Ar-15 M4e1 16 Upper Build Kit 5.56mm
Available Merchants
No Available merchants at this time.
Frequently Built With
Based on build data
BLEM PSA AR15 Complete Classic Stealth Lower, Black
Lower Receiver
Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C
Charging Handle
Aero Precision M4e1 Complete Lower Receiver W/moe Sl Grip & Sl-S Carbine Stock
Lower Receiver
Magpul AFG-2 Angled Fore Grip - Black
Foregrip
Radian Raptor Charging Handle & Talon Safety Selector Combo - Od Green
Charging Handle
Wilson Combat Ar-15 Lo-Profile Gas Block .750" Black
Gas BlockBuild 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 |
|---|---|---|
| BLEM PSA AR15 Complete Classic Stealth Lower, Black | Lower Receiver | 360 |
| Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C | Charging Handle | 259 |
| Aero Precision M4e1 Complete Lower Receiver W/moe Sl Grip & Sl-S Carbine Stock | Lower Receiver | 231 |
| Magpul AFG-2 Angled Fore Grip - Black | Foregrip | 166 |
| Radian Raptor Charging Handle & Talon Safety Selector Combo - Od Green | Charging Handle | 161 |
| Wilson Combat Ar-15 Lo-Profile Gas Block .750" Black | Gas Block | 143 |
| Platform | Percentage |
|---|---|
| AR-15 | 100% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 100% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 50.2% |
| Carbine | 24.4% |
| Rifle | 12.6% |
| Pistol | 11.3% |
| Blowback | 1.2% |
| Intermediate | 0.2% |
| Proprietary | 0.1% |
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