Arm or Ally AR10 Nickel Boron Bolt Carrier Group
Made in the U.S.A – Lifetime Warranty
The Arm or Ally AR10 Nickel Boron Bolt Carrier Group is manufactured using a 9310 steel bolt and an 8620 steel carrier. DPMS Compatible with most calibers in the 308 parent cartridge family. If building a 6.5 Creedmoor, we also offer a Toolcraft 6.5 Creedmoor Nickel Boron Bolt Carrier Group which is 100% compatible with the high-pressure 6.5 Creedmoor Cartridge.
Our BCGs are manufactured by an OEM for the U.S. military and many other large rifle manufacturers, producing the most popular, and well built AR10 bolt carrier group on the market. Forget the fancy logo at a $75 premium, and buy direct. This Bolt Carrier Group comes with a 100% hassle free Lifetime Warranty – should any product fail, contact us for replacement.
** Double ejector model is available HERE. **
Carrier Specifications
- Manufacturer: Leading U.S. Manufacturer
- Material: 8620 Steel
- Gas Key Material: 4130 Steel; Grade 8 Gas Key Screws
- Finish: Nickel Boron Coated
- Forward Assist Serrations: Yes
- Compatibility: DPMS
Bolt Specifications
- Caliber: 308 Winchester Family
- Finish: Nickel Boron Coated
- Bolt Material: 9310 Steel
- Extractor Material: D2 Steel
- Mil-Spec O-Ring
- Mil-Spec Gas Rings (3)
- Cam Pin Material: 4140 Steel
- Firing Pin Material: 8740 Stainless Steel
- Other: MPI Inspected; DPMS Compatible
What is the Arm or Ally Brand?
Arm or Ally branded products are manufactured in the same facilities and to the same standards as many popular, high-end brands. Our promise to you is a high-quality product at a more affordable price—100% American-made products backed by the same defect-free warranty as every other product we offer.
...unless you like paying for their marketing and fancy packaging!
Product Information
| Manufacturer | Leading U.S. Manufacturer |
|---|---|
| Platform | AR10 |
| Caliber | 308 Win |
| Carrier Material | 8620 Steel |
| Bolt Material | 9310 Steel |
| Finish | Nickel Boron |
| Color | Silver |
| Compatibility | Standard DPMS AR10 Components |
| Features | MPI Inspected, Shot Peened, FA Serrations |
| Made in USA | Yes |
| Weight | 18.5oz |
We fully comply with all federal, state, and local laws regarding the sale of restricted products. We do not market or sell to prohibited jurisdictions, and any attempts to induce illegal activity, including by law enforcement or government agencies, will be rejected and may be reported. All orders are subject to legal verification, and those in violation will be canceled. By using this site, you confirm compliance with all applicable laws.
Arm or Ally is a stocking dealer for all Aero Precision, Faxon Firearms, Ballistic Advantage, HOLOSUN, Toolcraft, Elftmann Tactical, Timney, TriggerTech, HIPERFIRE and was named the #1 Overall E-Commerce Dealer for Aero Precision Products in 2020!
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