AR15 BCG 5.56/300 Blackout- Nickle Boron

Name: AR15 BCG 5.56/300 Blackout- Nickle Boron
Brand: KAK Industry

KAK Industry · Bolt Carrier Group

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Best price

$149.95at KAK Industry

checked Oct 22, 2026

Buy at KAK Industry

Where to buy

Store	Price	Availability	Buy	Add to build
KAK Industry	$149.95checked Oct 22, 2026	Check store	Buy at KAK Industry

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

Price history

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Dashed line = out of stock. Tracking since Oct 6, 2026.

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Store	Latest	Lowest	Highest
KAK Industry	$149.95	$149.95	$149.95

Since Oct 6, 2026.

About this part

The AR15 BCG 5.56/300 Blackout- Nickle Boron is an AR-15 bolt carrier group from KAK Industry. One store lists it, KAK Industry at $149.95.

Fits and works with

Bolt: Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups

Specifications

Manufacturer: KAK Industry
Platform: AR-15
Caliber: 300 Blackout
Material: Steel

From the manufacturer

M16 Auto Profile Carrier Machined from Aircraft/ Bearing Quality 8620 Steel, Properly Heat Treated, Ground to Perfection, Nickle Boron FinishBolt is machined from a single piece aircraft/bearing quality 9310 steel, heat treated properly, precision ground, Shot Peened and MPI'dFiring pin is machined to the mil-spec print from 8740, precision ground, and chrome platedOne Piece Billet Fully Machined Enhanced Extractor, Phosphate coated for Increased reliability and corrosion resistanceNIB Cam PinS7 tool steel ejector and extractor retaining pin4130 Gas Key, NIB, precision staked using our hydraulic staking machineKAK Carrier Key Screws- T25 drive, Grade 8, Properly Heat Treated