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  5. Davidson Defense Frostfang 18-inch AR-15 .450 Bushmaster Rifle Full Build Kit

Davidson Defense Frostfang 18-inch AR-15 .450 Bushmaster Rifle Full Build Kit

Part Number: PI-RK-450-63426
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On sale $404.99 $304.99
Retail Price:$404.99
Your Savings:$100.00(25%)
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Details

The Frostfang 18-inch AR-15 .450 Bushmaster Rifle Full Build Kit from Davidson Defense offers a complete set of components for an empowered shooting experience. The centerpiece is the "Sepal" 18" barrel, crafted from 4150 Chrome Moly Vanadium steel with an HBAR profile and a 1:24 twist rate, providing durability and precision. This kit includes a stripped upper receiver made from machined 7075-T6 forged aluminum, finished in anodized black for enhanced resilience.


The 15-inch M-LOK handguard ensures versatile mounting options for accessories. The .458 SOCOM/.450 Bushmaster bolt carrier group, made from 9310 alloy steel and finished with nitride, guarantees reliable operation. Additional components include a KAK .458 compensator, adjustable carbine stock, heavy-duty buffer tube kit, and a micro low-profile gas block. This full build kit reflects Davidson Defense's commitment to quality, providing gunsmiths with the tools needed to craft a reliable, versatile rifle.

Specifications

Rifle: Frostfang 18-inch AR-15 .450 Bushmaster

Barrel Name: "Sepal" 18" .450 Bushmaster 1-24T 4150 CMV Phosphate Steel HBAR

Caliber: .450 Bushmaster

Barrel Length: 18-inch

Barrel Material: 4150 Chrome Moly Vanadium

Barrel Finish: Phosphate

Barrel Profile: HBAR

Barrel Twist Rate: 1:24T

Barrel Thread Pitch: 5/8x32

Gas Block Size: 0.75

Gas System Length: Mid-Length

Upper Receiver Name: Stripped Upper Receiver .450/.458, Large Ejection Port

Upper Receiver Material: Machined from 7075-T6 forged aluminum

Upper Receiver Finish: Anodized Black

Handguard Name: MLOK AR-15 Handguard

Handguard Length: 15-inch

Handguard Style: M-Lok

Handguard Color: Black

Bolt Carrier Name: .458 SOCOM / .450 Bushmaster Bolt Carrier Group

Bolt Carrier Material: 9310 Alloy Steel

Bolt Carrier Finish: Nitride

Caliber Compatibility: .458 SOCOM, .450 Bushmaster

Muzzle Device: KAK .458 Compensator

Muzzle Thread Pitch: 5/8x32

Stock: Adjustable Carbine Stock

Stock Material: Nylon Reinforced Polymer

Stock Color: Black

Buffer Tube Kit: Mil-Spec Heavy-Duty AR-15 6-Position Buffer Tube

Buffer Weight: 3 oz

Buffer Type: Standard carbine buffer

Recoil Spring: Standard AR-15 Carbine Recoil Spring

End Plate: AR-15 M16 Mil-Spec Receiver End Plate

Color: Black

Charging Handle: AR-15 M4 Charging Handle

Finish: Anodized

Gas Block Name: Recoil Technologies Micro Low-Profile Gas Block

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