Description The LBE Unlimited AR10BCG is a complete bolt carrier group intended for DPMS-style AR-10/.308 uppers. The carrier is machined from 8620 steel and case hardened, paired with a bolt manufactured from Carpenter 158 steel. The design includes a properly staked gas key, chrome lining in the gas key and firing pin channel, and forward assist serrations for positive engagement. This BCG is produced in the United States and is offered as a direct replacement or upgrade for compatible DPMS-style platforms. Key Specifications The carrier is machined from 8620 steel and case hardened. The bolt is made from 158 Carpenter steel. Compatible with DPMS-style .308 uppers. Sold as a Complete BCG. The gas key is properly staked and chrome lined. The firing pin channel is chrome lined. The carrier includes forward assist serrations. The product is classified as a Bolt Carrier Group. The exterior color is listed as Black per manufacturer attributes. The component is Made in the USA. Built to common industry standards for AR-10/.308 bolt carrier groups, this BCG provides a serviceable option for maintenance, repairs, or configured builds using DPMS-style uppers. Its billet carrier and Carpenter steel bolt give a solid foundation for dependable function, while chrome-lined contact surfaces and a staked gas key support consistent operation. For users seeking a straightforward, OEM-form replacement or a robust component for an upgraded build, this BCG covers the essential requirements without unnecessary extras.