One Horse M16 Bolt Carrier Group

The One Horse M16 Bolt Carrier Group is a duty-ready upgrade designed to deliver reliable cycling, consistent extraction, and long-term durability across a wide range of AR15 platforms. Built to true Mil-Spec standards and compatible with 5.56 NATO, .223 Wylde, and .300 Blackout, this BCG is engineered for shooters who demand dependable performance under hard use. Featuring a full salt bath nitride finish and precision-machined components, it provides smooth operation and simplified maintenance in a rugged, no-nonsense package. Proudly manufactured in the USA, this bolt carrier group is built to run.Specifications:Manufacturer: One HorseType: M16 Bolt Carrier GroupCaliber Compatibility: 5.56 NATO / .223 Wylde / .300 BlackoutBolt Material: 9310 Tool SteelCarrier Material: 8620 AQ SteelExtractor Material: S7 Tool SteelFinish: Salt Bath Nitride (Bolt, Carrier, Cam Pin)Testing: Magnetic Particle Inspection (MPI)Gas Key: Properly staked with Grade 8 fastenersExtractor Setup: Spring, insert, and O-ring installedCompatibility: Full-auto compatible, forward assist serrations