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  7. Davidson Defense Coldfire w/SBA3 Brace 8.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Full Build Kit

Davidson Defense Coldfire w/SBA3 Brace 8.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Full Build Kit

Part Number: PI-PK-300-63765-SBA3
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On sale $399.99 $299.99
Retail Price:$399.99
Your Savings:$100.00(25%)
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Availability: In Stock
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Details

The Coldfire w/SBA3 Brace 8.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Full Build Kit is a complete package for gunsmiths seeking reliable performance. It features an 8.5-inch heavy barrel made from 4150 Chrome Moly Vanadium with a 1:8 twist rate and a pistol-length gas system. The barrel’s thread pitch is 5/8x24, and it is finished with Parkerizing for durability. Compatible with AR-15 platforms, this kit includes a 7-inch M-Lok handguard made of aluminum with a partial Picatinny top rail for mounting accessories.


The upper receiver is made from 7075 T6 aluminum and features M4 feed ramps, while the bolt carrier group is composed of 9310 alloy steel and finished with nitride. The kit also includes an adjustable SB Tactical SBA3 Brace and a Mil-Spec heavy-duty buffer tube. This comprehensive build kit allows for customization while ensuring reliable functionality.

Specifications

Barrel: 8.5" .300 Blackout AR-15 Heavy Barrel

Caliber: .300 Blackout

Barrel Length: 8.5"

Barrel Material: 4150 Chrome Moly Vanadium

Barrel Twist Rate: 1:8

Barrel Thread Pitch: 5/8x24

Barrel Gas System Length: Pistol

Barrel Profile: Heavy

Barrel Finish: Parkerized

Gas Block Size: 0.75

Gas Block: Micro Low-Profile Gas Block

Handguard:7-inch M-Lok Handguard, Partial Picatinny Top Rail Section

Handguard Color: Black

Handguard Material: Aluminum

Handguard Style: M-Lok

Upper Receiver: AR-15 Upper Receiver, M4 Feed ramps

Upper Receiver Material: 7075 T6 Aluminum

Upper Receiver Finish: Anodized

Charging Handle: AR-15 M4 Charging Handle Mil-Spec Quality

Bolt Carrier: AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group

Bolt Carrier Material: 9310 Alloy Steel

Bolt Carrier Finish: Nitride

Muzzle Device: AR-15 TPI GI Birdcage Flash Hider

Muzzle Thread Pitch: 5/8x24

Pistol Brace: SB Tactical SBA3 Adjustable Pistol Stabilizing Brace

Pistol Brace Material: Polymer

Pistol Brace Color: Black

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

Buffer Weight: 3 oz

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