The Spartan Zero 7.5-inch AR-15 5.56 NATO Pistol Full Build Kit from Davidson Defense offers a solid foundation for any gunsmith focused on functionality and performance. This kit features a 7.5-inch barrel made from durable 4150 CrMoV steel, finished in phosphate, with a 1:7 twist rate for optimal stability. The upper receiver is crafted from 7075 T6 aluminum with an anodized finish, while the M-Lok handguard, constructed from 6061-T6 aluminum in black, provides a lightweight and air-cooled design. The kit includes a complete Premium AR-15 5.56 Bolt Carrier Group made of nitride-finished 9310 alloy steel. A KAK Blade brace is included for enhanced stability. With a reliable Recoil Technologies micro low-profile gas block and a Phase 5 Weapon Systems flash hider, this kit is designed for precision and durability. Ideal for various shooting applications, the Spartan Zero delivers performance and reliability in a compact package.
Caliber: 5.56x45mm NATO
Barrel Material: 4150 CrMoV
Barrel Thread Pitch: 1/2x28
Barrel Length: 7.5-inch
Barrel Finish: Phosphate
Barrel Profile: Government
Barrel Twist Rate: 1:7
Upper Receiver Material: 7075 T6 Aluminum
Upper Receiver Finish: Anodized
Handguard Material: 6061-T6 Aluminum
Handguard Color: Black
Handguard Style: M-Lok
Charging Handle: AR-15 M4 Charging Handle Mil-Spec Quality
Bolt Carrier Material: 9310 Alloy Steel
Bolt Carrier Finish: Nitride
Bolt Carrier: Premium AR-15 5.56 Complete Bolt Carrier Group
Barrel Name: Bear Creek Arsenal 7.5" 5.56, Pistol Gas, M4 Contour, 1:7T, Phosphate
Pistol Brace: KAK BLADE - Shockwave - BLACK
Bolt Carrier Name: Premium AR-15 5.56 Complete Bolt Carrier Group
Gas Block Size: 0.750
Gas Block Name: Recoil Technologies Micro Low-Profile Gas Block for .750 O.D Barrel Steel
Muzzle Device: Phase 5 Weapon Systems Inc Bushmaster Izzy Flash Hider
Muzzle Device Thread Pitch: 1/2x28
Buffer Tube Kit Spring: AR-15 Carbine Recoil Spring 00S
Buffer Weight: 3 oz
Castle Nut: AR-15 Carbine Castle Nut AL-1053
End Plate: Mil-Spec Receiver End Plate 00P AL-1051
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