8" Universal Arcalock Rail
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Arcalock
Overview
The 8" Universal Arcalock Rail is designed specifically for AR-15 platforms, providing a compact and lightweight handguard option for builders looking to enhance their firearm's versatility. With its 8-inch length, this rail allows for the attachment of various accessories while maintaining a streamlined profile that is ideal for shorter builds or for those seeking a more maneuverable setup. This handguard commonly appears in pistol builds or compact AR-15 configurations where weight and length are critical considerations.
Specifications
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Frequently Built With
Based on build data
Wilson Combat Ar-15 Lo-Profile Gas Block .750" Black
Gas Block
Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C
Charging Handle
Wmd Guns Ar-15 Gas Tube Nitromet Mid-Length
Gas Tube
Wilson Combat Ar-15 Billet Upper Receiver
Upper Receiver
BLEM PSA AR15 Complete Classic Stealth Lower, Black
Lower Receiver
Bravo Company Mfg Upper Receiver Assembly w/ Laser T-Markings, Hard Coated Anodized - 4-UR-M4
Upper ReceiverBuild 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 |
|---|---|---|
| Wilson Combat Ar-15 Lo-Profile Gas Block .750" Black | Gas Block | 138 |
| Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C | Charging Handle | 136 |
| Wmd Guns Ar-15 Gas Tube Nitromet Mid-Length | Gas Tube | 126 |
| Wilson Combat Ar-15 Billet Upper Receiver | Upper Receiver | 120 |
| BLEM PSA AR15 Complete Classic Stealth Lower, Black | Lower Receiver | 109 |
| Bravo Company Mfg Upper Receiver Assembly w/ Laser T-Markings, Hard Coated Anodized - 4-UR-M4 | Upper Receiver | 91 |
| Platform | Percentage |
|---|---|
| AR-15 | 87.8% |
| AR-10 | 9.3% |
| AR-9 | 3% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 64.7% |
| .223 Wylde | 14.6% |
| 300 Blackout | 7.6% |
| .308 Win | 3.9% |
| .450 Bushmaster | 1.8% |
| 6mm ARC | 1.6% |
| 9mm | 1.5% |
| 6.5 Grendel | 1% |
| .458 SOCOM | 0.9% |
| 7.62x39mm | 0.8% |
| .223 Remington | 0.4% |
| .350 Legend | 0.3% |
| .204 Ruger | 0.2% |
| 6.8 SPC II | 0.2% |
| 7.62x51 NATO | 0.2% |
| 6.5 Creedmoor | 0.1% |
| 8.6 Blackout | 0.1% |
| .22 ARC | 0.1% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 43.7% |
| Carbine | 27.7% |
| Rifle | 16.7% |
| Pistol | 10.7% |
| Blowback | 1% |
| Proprietary | 0.2% |
| Intermediate | 0.1% |
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