The Sawbreaker 12.5-inch Carbine-Gas 6.5 Grendel AR-15 Complete Upper from Davidson Defense combines precision engineering with high-quality components. This upper features a 12.5" medium profile barrel made from 4150 CrMoV steel, finished with a nitride treatment for durability, and a 1:8 twist rate. The micro low-profile gas block ensures reliable cycling, while the 10" freefloat M-LOK handguard, made from 6061-T6 aluminum with a Type III hard coat anodized finish, provides versatility for accessories.
The upper includes an AR-15 GI birdcage flash hider to help dissipate muzzle flash and a Davidson Defense "Panhead" billet upper receiver for a precise fit. The complete bolt carrier group features a 9310 alloy steel bolt head and 8620 alloy steel body, ensuring robust operation. Finally, a mil-spec AR-15 M4 charging handle rounds out this high-performance upper build. Experience precision and reliability with the Sawbreaker 6.5 Grendel AR-15 upper.
Caliber: 6.5 Grendel
Barrel: 12.5" 6.5 Grendel Type 2, Carbine Gas, Medium Profile, 1:8 Twist, 4150 CrMoV (41V50), Nitride Finish, 5/8x24 Thread Pitch
Gas Block: Micro Low-Profile Gas Block, Steel, 0.750" O.D., Phosphate Finish
Handguard: 10" Freefloat M-LOK, 6061-T6 Aluminum, Type III Hard Coat Anodized, Black
Muzzle Device: AR-15 GI Birdcage Flash Hider, 5/8x24 TPI, Manganese Phosphate Finish
Upper Receiver: Davidson Defense "Panhead" Billet Upper Receiver (NOFA)
Bolt Carrier Group: AR-15 6.5 Grendel II QPQ Nitride Complete BCG, 9310 Alloy Steel Bolt Head, 8620 Alloy Steel Body
Charging Handle: AR-15 M4 Mil-Spec Quality
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