Stern Defense Melonite .40S&W Complete Bolt Carrier Group - SD BU40
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Stern Defense
Overview
The Stern Defense Melonite .40 S&W Complete Bolt Carrier Group is designed specifically for the .40 S&W caliber, offering a reliable and durable option for your AR-15 build. With its phosphate finish, this bolt carrier group ensures resistance to wear and corrosion, making it suitable for a variety of shooting conditions. This BCG is commonly used in builds that prioritize performance and reliability in the .40 S&W caliber.
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% |
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