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Odin Works ACC308BCG AR-10 Bolt Carrier Group – Black Nitride

UPC: 857116007115

$227.99

5 in stock

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Description

The Odin Works ACC308BCG is a complete bolt carrier group built for AR-10 pattern rifles, and it's one of those parts that quietly makes a build run right. It's designed for multi-caliber use, so the same BCG handles .308 Winchester, 6.5 Creedmoor, 6mm Creedmoor, and any other cartridge that shares the same case head. That flexibility makes it a smart pickup whether you're assembling a fresh upper or swapping out a carrier group that never quite felt right.

What Makes the ACC308BCG Worth Running

The carrier is machined from case-hardened 8620 steel, with a case-hardened 9310 bolt, a 4340 cam pin, and a 4340 extractor. The gas key is 4130 steel and comes properly staked from the factory, which is exactly what you want since a loose or poorly staked gas key is one of the more common headaches in gas-gun builds. Every bolt is MPI and HPT tested, so it's magnetic particle inspected for hidden flaws and high-pressure tested before it ever leaves the shop.

The Black Nitride Finish and High-Pressure Bolt

The QPQ black nitride treatment does more than look sharp. It cuts friction for smoother cycling, shrugs off corrosion, and makes cleanup a breeze since carbon tends to wipe right off rather than baking on. One detail worth calling out is the smaller-diameter firing pin and pin hole, which is there specifically to handle higher-pressure cartridges and give you a little more peace of mind when you're running hot loads through something like 6.5 Creedmoor.

Fitment for Your AR-10 Build

This carrier group is made in the USA and drops into DPMS-style and other AR-10 pattern rifles. If you've got an LR-308 or DPMS-footprint receiver, this is a straightforward fit. Builders have paired it with match barrels and reported nice tight headspace and a clean finish, so it's a solid backbone for a precision rig or a hard-use semi-auto alike.

Key Specifications

  • Manufacturer: Odin Works
  • Manufacturer Part Number: ACC308BCG
  • Model: Bolt Carrier Group
  • UPC: 857116007115
  • Platform: AR-10 / DPMS / LR-308 pattern
  • Compatible Calibers: .308 Win, 6.5 Creedmoor, 6mm Creedmoor, and matching case-head cartridges
  • Finish: Black Nitride (QPQ)
  • Carrier Material: Case-hardened 8620 steel
  • Bolt Material: Case-hardened 9310 steel
  • Cam Pin: Hardened 4340 steel
  • Extractor: 4340 steel
  • Gas Key: 4130 steel, factory staked
  • Firing Pin: Smaller-diameter for high-pressure cartridges
  • Testing: MPI and HPT inspected
  • Country of Origin: Made in USA

What’s Included

  • Odin Works AR-10 bolt carrier group with bolt, cam pin, firing pin, and staked gas key installed

Frequently Asked Questions

What calibers will the Odin Works ACC308BCG work with?

This BCG is built for multi-caliber use and handles .308 Winchester, 6.5 Creedmoor, 6mm Creedmoor, and any other cartridge sharing that same case head size. The high-pressure-rated bolt and smaller firing pin make it a good match for the higher-pressure loads common to 6.5 Creedmoor. It's a versatile choice if you plan to run more than one caliber off the same lower.

Will the ACC308BCG fit my AR-10 rifle?

It's designed to fit DPMS-style and other AR-10 pattern rifles, including LR-308 footprint receivers. AR-10 platforms aren't as standardized as AR-15s, so it's always worth confirming your receiver follows the DPMS pattern. Builders have reported clean, tight fitment when pairing it with match-grade barrels.

What does the black nitride finish do on this bolt carrier group?

The QPQ black nitride treatment lowers friction for smoother cycling and adds solid corrosion and wear resistance. It also makes cleaning much easier since carbon fouling tends to wipe off instead of caking on. That means less time scrubbing and more consistent function over the life of the BCG.

Is the Odin Works ACC308BCG tested for quality?

Yes. Every bolt is magnetic particle inspected (MPI) to catch hidden flaws and high-pressure tested (HPT) before shipping. The gas key comes properly staked from the factory, and it's made in the USA, so you're getting a carrier group that's ready to run right out of the package.

Additional information

UPC

857116007115

Manufacturer

Manufacturer Part Number

ACC308BCG

Model

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