Davidson Defense Ronin Competition Left-Handed w/Magpul BTR Brace 8.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Full Build Kit 1

Davidson Defense Ronin Competition Left-Handed w/Magpul BTR Brace 8.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Full Build Kit

On sale: ~~$434.99~~ $324.99

Retail Price$434.99

You Save:$110.00(25%)

Part Number: PI-PK-300-63775-BTR

Availability: In Stock. Free Shipping.

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Unassembled

Assembled (+$19.99) Assemble and Test Fire (+$49.99)

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The Ronin Competition Left-Handed .300 BLK AR-15 Full Build Kit w/ Magpul BTR offers essential features for the discerning gunsmith. This kit includes an 8.5-inch heavy barrel, chambered in .300 Blackout, with a 1:8 twist rate for precision shooting. The pistol gas system ensures reliable cycling, while the micro low-profile gas block enhances performance. Constructed from 4150 Chrome Moly Vanadium steel and finished in parkerized black, the barrel is both durable and efficient.

The kit features a left-handed Black Diamond Series billet upper receiver made from 6061-T6 aluminum and an aircraft-grade aluminum freefloat M-Lok handguard, providing a lightweight yet robust platform for mounting accessories. Completing the build, a Magpul BTR pistol brace provides stability and control. Additional components include a high-quality left-handed bolt carrier group and a GI birdcage flash hider. This kit is ideal for users prioritizing functionality and accuracy in a compact package.

Specifications

Caliber: .300 Blackout

Barrel Length: 8.5 inches

Barrel Material: 4150 Chrome Moly Vanadium

Barrel Finish: Parkerized

Barrel Profile: Heavy

Barrel Twist Rate: 1:9

Barrel Thread Pitch: 5/8x24

Gas System Length: Pistol

Gas Block: Micro Low-Profile Gas Block, .750 O.D Barrel Steel

Gas Block Size: 0.75

Upper Receiver: Left-Handed Black Diamond Series AR-15 Slick Slide Billet Upper

Upper Receiver Material: 6061-T6 Aluminum

Upper Receiver Finish: Anodized

Handguard Material: Aircraft-Grade Aluminum

Handguard Color: Black

Handguard Style: Free-Float

Handguard Length: 7 inches

Handguard Type: M-LOK

Charging Handle: United Defense AR-15 "Holy" Ambidextrous Charging Handle

Bolt Carrier: Davidson Defense Premium Left Handed 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: Magpul BTR Pistol Brace, Black, AR-15, for Standard Mil-Spec Buffer Tube

Buffer Tube Type: Heavy-Duty 6-Position

Buffer Weight: 3 oz

Buffer Spring: Standard AR-15 Carbine Recoil Spring

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

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Davidson Defense Ronin Competition Left-Handed w/Magpul BTR Brace 8.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Full Build Kit

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