Davidson Defense Helcaraxe 16-inch AR-15 .300 BLK Rifle Full Build Kit

Helcaraxe 16 Inch 300 BLK AR-15 Rifle Full Build Kit with Pershing Flash Can and SOPMOD Stock

This full build kit provides all components needed to complete a 300 BLK AR-15 build except the lower receiver. It includes a 16 inch HBAR barrel with pistol gas system, freefloat handguard, complete bolt carrier group with nitride finish, charging handle, buffer system, lower parts kit, SOPMOD style collapsible stock, and Pershing flash can. The upper receiver is forged 7075-T6 aluminum with anodized finish and M4 feed ramps. The barrel is Davidson Defense 4150 Chrome Moly Vanadium with 1 in 8 twist rate.

Key Features

• 16 inch Davidson Defense 4150 Chrome Moly Vanadium HBAR barrel
• HBAR profile barrel with 1 in 8 twist rate chambered in 300 BLK
• Pistol length gas system with micro low profile gas block
• 7075-T6 forged aluminum upper receiver with anodized finish and M4 feed ramps
• Freefloat handguard included
• Steel Pershing flash can for blast mitigation
• Complete bolt carrier group with 9310 and 8620 alloy steel construction and nitride finish
• Mil-Spec charging handle
• Complete buffer system with buffer tube, buffer, and recoil spring
• Lower parts kit included
• SOPMOD style collapsible stock with storage options

Perfect For

• Builders seeking complete 300 BLK rifle platforms
• Shooters requiring blast mitigation with flash can capability
• General purpose 300 BLK configurations with adjustable features
• Users prioritizing versatility with subsonic and supersonic ammunition

Complete Component Integration

This kit includes the upper assembly, bolt carrier group, charging handle, buffer tube assembly with buffer and spring, lower parts kit, and stock. All components required to complete an AR-15 rifle build are provided except the lower receiver.

16 Inch 300 BLK Configuration

The 16 inch HBAR profile barrel is chambered in 300 BLK with a 1 in 8 twist rate for optimal projectile stabilization. The 4150 Chrome Moly Vanadium construction provides durability. The pistol gas system ensures reliable cycling with both subsonic and supersonic ammunition. The micro low profile gas block provides optimal gas management.

Pershing Flash Can

The steel Pershing flash can enhances performance while minimizing blast directed toward the shooter. The flash can redirects muzzle blast forward for improved shooting comfort. The device threads onto the barrel for secure attachment.

Premium Bolt Carrier Group

The complete bolt carrier group features 9310 alloy steel bolt and 8620 alloy steel carrier construction with nitride finish for added durability. The nitride finish provides corrosion resistance and reduced friction. The premium construction ensures reliable cycling across varied ammunition types.

Lower receiver not included. Follow safe handling and manufacturer instructions. Ensure compliance with all applicable federal, state, and local laws.