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Troy Industries
Overview
The Troy AR-15 Gas Block is a low-profile component designed to fit under handguards while effectively regulating gas flow in your rifle system. Constructed from steel and finished with nitride, this gas block ensures durability and resistance to wear, making it suitable for high-performance builds. It's commonly found in extended mid-length gas systems, particularly for 300 Blackout configurations, where reliability and consistent cycling are key.
Based on build data

Wmd Guns Ar-15 Gas Tube Nitromet Mid-Length
Gas Tube
Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C
Charging Handle
Radian Forward Assist - 7075 Aluminum - Black
Forward Assist
Spikes Tactical Made in USA Ejection Port Door for AR-15 Style Rifle - SED7002
Dust Cover
Aero Precision Stainless Steel Gas Tube - Mid-Length
Gas Tube
Wilson Combat Ar-15 Billet Upper Receiver
Upper ReceiverAggregated and anonymized data showing how builders use this product
| Product | Category | Times Built Together |
|---|---|---|
| Wmd Guns Ar-15 Gas Tube Nitromet Mid-Length | Gas Tube | 127 |
| Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C | Charging Handle | 90 |
| Radian Forward Assist - 7075 Aluminum - Black | Forward Assist | 86 |
| Spikes Tactical Made in USA Ejection Port Door for AR-15 Style Rifle - SED7002 | Dust Cover | 82 |
| Aero Precision Stainless Steel Gas Tube - Mid-Length | Gas Tube | 73 |
| Wilson Combat Ar-15 Billet Upper Receiver | Upper Receiver | 72 |
| Platform | Percentage |
|---|---|
| AR-15 | 87.9% |
| AR-10 | 9.7% |
| AR-9 | 2.3% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 66.1% |
| .223 Wylde | 16.1% |
| 300 Blackout | 6.4% |
| .308 Win | 3.9% |
| 6mm ARC | 1.4% |
| .450 Bushmaster | 1.1% |
| 6.5 Grendel | 0.8% |
| .458 SOCOM | 0.8% |
| 7.62x39mm | 0.6% |
| .223 Remington | 0.6% |
| 9mm | 0.5% |
| .350 Legend | 0.3% |
| 7.62x51 NATO | 0.3% |
| .204 Ruger | 0.2% |
| .22 ARC | 0.2% |
| .45 ACP | 0.2% |
| .50 Beowulf | 0.2% |
| 6.5 Creedmoor | 0.2% |
| 6.8 SPC II | 0.2% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 47.3% |
| Carbine | 27.6% |
| Rifle | 15.1% |
| Pistol | 9.1% |
| Intermediate | 0.4% |
| Blowback | 0.4% |
| Proprietary | 0.2% |
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