Details
The Starfall 18-inch AR-15 .450 Bushmaster Rifle Full Build Kit from Davidson Defense provides all essential components for complete firearm assembly. Chambered in .450 Bushmaster, the rifle features an 18-inch HBAR barrel crafted from 4150 Chrome Moly Vanadium with a phosphate finish and a 1:24 twist rate. The upper receiver, a stripped .450/.458 variant, is made from machined 7075-T6 forged aluminum and finished in anodized black. A 15-inch free-float extended quad rail handguard offers versatility for accessories.
The kit includes a .458 SOCOM / .450 Bushmaster bolt carrier group made from 9310 alloy steel with a nitride finish, ensuring durability and reliability. The muzzle is equipped with a KAK .458 compensator to manage recoil effectively. Additionally, it comes with an Adaptive Tactical AR-15 EX Performance adjustable stock and a lightweight buffer tube. This kit is suited for gunsmiths seeking to build a robust rifle with performance in mind.
Specifications
Caliber: .450 Bushmaster
Barrel Length: 18 inch
Barrel Material: 4150 Chrome Moly Vanadium
Barrel Finish: Phosphate
Barrel Twist Rate: 1:24
Barrel Profile: HBAR
Barrel Thread Pitch: 5/8×32
Barrel 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 Style: Free Float Extended Quad Rail
Handguard Length: 15 inches
Handguard Color: Black
Gas Block Size: 0.75
Bolt Carrier Name: .458 SOCOM / .450 Bushmaster Bolt Carrier Group
Bolt Carrier Material: 9310 Alloy Steel
Bolt Carrier Finish: Nitride
Muzzle Device Details: KAK .458 Compensator
Muzzle Thread Pitch: 5/8×32
Stock Information: Adaptive Tactical AR-15 EX Performance Adjustable Stock, Black
Buffer Tube Weight: 3 oz
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