Rosco Manufacturing 5.56/300BLK Bolt Carrier Group - Phosphate
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Rosco Manufacturing
Overview
The Rosco Manufacturing 5.56/300BLK Bolt Carrier Group is designed for reliable operation in both 5.56 NATO and 300 Blackout builds. Its phosphate finish provides a durable surface that helps resist wear and corrosion, ensuring smooth cycling and longevity under various conditions. This BCG is commonly found in tactical and precision builds where dependable performance is essential.
Specifications
Available Merchants(3)
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Frequently Built With
Based on build data
Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C
Charging Handle
BLEM PSA AR15 Complete Classic Stealth Lower, Black
Lower Receiver
Wilson Combat Ar-15 Lo-Profile Gas Block .750" Black
Gas Block
Magpul AFG-2 Angled Fore Grip - Black
Foregrip
Wmd Guns Ar-15 Gas Tube Nitromet Mid-Length
Gas Tube
Radian Raptor Charging Handle & Talon Safety Selector Combo - Od Green
Charging HandleBuild 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 |
|---|---|---|
| Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C | Charging Handle | 221 |
| BLEM PSA AR15 Complete Classic Stealth Lower, Black | Lower Receiver | 155 |
| Wilson Combat Ar-15 Lo-Profile Gas Block .750" Black | Gas Block | 145 |
| Magpul AFG-2 Angled Fore Grip - Black | Foregrip | 142 |
| Wmd Guns Ar-15 Gas Tube Nitromet Mid-Length | Gas Tube | 139 |
| Radian Raptor Charging Handle & Talon Safety Selector Combo - Od Green | Charging Handle | 124 |
| Platform | Percentage |
|---|---|
| AR-15 | 86.1% |
| AR-10 | 11.2% |
| AR-9 | 2.7% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 69% |
| .223 Wylde | 11.7% |
| 300 Blackout | 7% |
| .308 Win | 3.8% |
| 9mm | 2% |
| 6mm ARC | 1.2% |
| .450 Bushmaster | 1.1% |
| .458 SOCOM | 0.9% |
| 6.5 Grendel | 0.8% |
| 7.62x39mm | 0.8% |
| .350 Legend | 0.3% |
| .223 Remington | 0.3% |
| 6.8 SPC II | 0.2% |
| 6.5 Creedmoor | 0.2% |
| 7.62x51 NATO | 0.2% |
| .204 Ruger | 0.1% |
| .22 ARC | 0.1% |
| .22 LR | 0.1% |
| .224 Valkyrie | 0.1% |
| .45 ACP | 0.1% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 49.7% |
| Carbine | 24% |
| Rifle | 13.3% |
| Pistol | 11.5% |
| Blowback | 1.1% |
| Proprietary | 0.2% |
| Intermediate | 0.2% |
Builds Featuring This Part
See all 2 →Builds in the community that include the Rosco Manufacturing 5.56/300BLK Bolt Carrier Group - Phosphate
| Build | Parts | Total |
|---|---|---|
 | 21 | $1695.78 |
 | 15 | $1213.61 |
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