The Davidson Defense Spartan Surge w/Gauntlet Arms Brace features a 10.5-inch barrel made from durable 4150 CrMoV steel. This barrel offers reliable performance with a phosphate finish and a 1:16 twist rate. The upper receiver is crafted from billet 6061-T6 aluminum, finished with Type III hardcoat anodizing. The free-floating 10-inch M-Lok handguard, constructed from aircraft-grade aluminum, ensures versatility for mounting accessories. This kit includes a blowback gas system and a 10MM/40S&W compensator. The Gauntlet Arms Polymer Stabilizing Brace is the crowning feature of this build, while the heavy-duty pistol buffer tube enhances stability when firing.
Platform: AR-15
Caliber: 10mm Auto
Barrel Length: 10.5-inch
Barrel Material: 4150 CrMoV
Barrel Thread Pitch: 9/16x24
Barrel Twist Rate: 1:16
Barrel Finish: Phosphate
Barrel Profile: Medium
Gas System: Blowback
Upper Receiver Material: Billet 6061-T6 Aluminum
Upper Receiver Finish: Type III Hardcoat Anodized
Handguard Material: Aircraft-Grade Aluminum
Handguard Length: 10-inch
Handguard Color: Black
Handguard Style: Free Float, M-Lok
Muzzle Device: 10MM/40S&W Compensator
Muzzle Thread Pitch: 9/16x24
Bolt Carrier Name: PCC AR Bolt Assembly for 10mm/.40 S&W
Bolt Carrier Material: 9310 Alloy Steel
Bolt Carrier Finish: Nitride
Charging Handle: AR-15 M4 Charging Handle, Mil-Spec
Charging Handle Material: Anodized Aluminum
Pistol Brace: Gauntlet Arms Polymer Stabilizing Brace
Buffer Weight: 5.5 oz
Buffer Spring: Mil-Spec AR-15 Carbine Recoil Spring
Castle Nut: Mil-Spec AR-15 Carbine Castle Nut
Endplate: Mil-Spec AR-15 M16 Receiver End Plate
Castle Nut and Endplate Finish: Phosphate
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