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Lantac
Overview
The LANTAC M-SPEC Bolt Carrier Group is designed for the 7.62x51mm NATO caliber, offering a robust solution for those building .308 rifles. With its nitride finish, this BCG enhances durability and resistance to wear, ensuring reliable cycling and optimal performance in various shooting conditions. This component is commonly found in builds aimed at precision shooting or tactical applications, where reliability and consistency are paramount.
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 HandleAggregated and anonymized data showing how builders use 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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