The Howie Grendel 18-inch AR-15 complete upper from Davidson Defense is engineered for precision and reliability in the 6.5 Grendel caliber. Constructed with a durable 4150 CrMoV barrel, it features a mid-length gas system and a government profile for optimal performance. The 18-inch barrel is finished with a nitride treatment and offers a 1:8 twist rate, ensuring consistent accuracy. The upper receiver is made from 7075-T6 aluminum with an anodized finish, providing lightweight yet robust construction. Equipped with an M-Lok handguard in black, this upper build allows for versatile accessory attachment. A mil-spec charging handle and a type 2 bolt carrier made from 9310 alloy steel round out the assembly, promoting dependable operation. The muzzle device includes a GI birdcage flash hider with a 5/8x24 thread pitch. This complete upper build is ideal for gunsmiths seeking a high-performance 6.5 Grendel rifle solution.
Caliber: 6.5 Grendel
Barrel Material: 4150 CrMoV
Barrel Thread Pitch: 5/8x24
Barrel Gas System: Mid-Length
Barrel Length: 18-inch
Barrel Finish: Nitride
Barrel Profile: Government
Barrel Twist Rate: 1:8
Upper Receiver Material: 7075-T6 Aluminum
Upper Receiver Finish: Anodized
Handguard Color: Black
Handguard Style: M-Lok
Charging Handle: Mil-Spec Quality
Bolt Carrier Material: 9310 Alloy Steel
Bolt Carrier Finish: Nitride
Bolt Carrier: Type 2 - 061004
Upper Receiver Name: Mil-Spec AR-15 Upper w/ M4 Feedramps - 7075 T6 Aluminum
Gas Block Size: 0.750
Gas Block Name: Micro Low-Profile Gas Block for .750 O.D Barrel Steel
Muzzle Device: AR-15/AR-10 .308 5/8x24 TPI GI Birdcage Flash Hider for .308 7.62x39 .300 Blackout
Muzzle Thread Pitch: 5/8x24
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