The Hard Resolve 7.5 inch upper build kit delivers a compact 5.56 NATO setup built around a Bear Creek Arsenal Gael 416R stainless steel government profile barrel with 1:7 twist and polished finish. The 7 inch freefloat M Lok handguard keeps weight down while providing modular mounting surfaces. This upper build kit includes the upper assembly with barrel and handguard. BCG and charging handle are not included.
The Bear Creek Arsenal Gael barrel is constructed from 416R stainless steel with a government profile and polished finish. The polished stainless provides a bright, mirror like appearance that stands out visually. The 1:7 twist stabilizes heavier projectiles effectively at close to moderate range. Stainless steel construction provides corrosion resistance while the government profile maintains consistent weight distribution through the barrel length.
The 7.5 inch barrel with pistol length gas system creates a short, maneuverable setup. Micro low profile gas block keeps the sight plane clean under the handguard. The pistol gas system provides reliable cycling with standard 5.56 NATO ammunition in a compact configuration.
The 7 inch freefloat M Lok handguard extends nearly to the muzzle device, maximizing usable mounting length without adding bulk. M Lok slots allow modular accessory attachment while maintaining a slim profile. Aluminum construction keeps weight manageable on a compact platform.
This upper build kit includes the upper assembly with barrel and handguard. BCG and charging handle are not included. The upper receiver features M4 feed ramps for reliable feeding and is constructed from 7075 T6 aluminum with anodized finish for corrosion resistance.
Follow safe handling and manufacturer instructions. BCG and charging handle are not included. Ensure compatibility with your bolt carrier group and charging handle. Ensure compliance with all applicable laws.
Caliber: 5.56x45mm NATO
Barrel: Bear Creek Arsenal "Gael" 7.5" AR-15 Pistol Barrel 5.56 NATO Stainless Steel 1-7 Twist
Barrel Length: 7.5 inches
Barrel Material: 416R Stainless Steel
Barrel Finish: Polished Stainless Steel
Barrel Profile: Government
Barrel Twist Rate: 1:7
Barrel Thread Pitch: 1/2x28
Barrel Gas System Length: Pistol
Handguard Material: Aluminum
Handguard Color: Black
Handguard Style: Freefloat M-Lok
Gas Block: Micro Low-Profile Gas Block, .750 O.D Barrel Steel
Gas Block Size: 0.75
Gas Block Material: Steel
Muzzle Device: AR-15 1/2x28 TPI GI Birdcage Flash Hider 5.56 .223 A2
Muzzle Device Finish: Manganese Phosphate
Muzzle Thread Pitch: 1/2x28
Upper Receiver: AR-15 Upper Receiver, M4 Feed ramps, 7075 T6 Aluminum, Anodized
Upper Receiver Material: 7075-T6 Aluminum
Upper Receiver Finish: Anodized
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