A1Armory Gold Titanium Nitride TIN 5.56/.223 Bolt Carrier Group

Enhance your AR-15's reliability and durability with our meticulously crafted AR-15 5.56/.223 Titanium Nitride (TIN) Bolt Carrier Group. Engineered for peak performance, this M16 style carrier is machined from robust 8620 steel, heat-treated, and undergoes a final grind before receiving its Titanium Nitride coating.

The 5.56/.223 bolt, machined from resilient 9310 steel, is heat-treated, shot-peened, and MPI tested through Magnetic Particle Inspection. The Blacknitride+™ by H&M enhances its longevity and performance, ensuring optimal functionality in various conditions.

Featuring a billet gas key machined from a solid billet of 4130 steel, properly seated with Grade 8 fasteners, and staked securely, this component undergoes Titanium Nitride coating for added durability. The cam pin, machined from 4140 steel, is heat-treated and coated with Blacknitride+™ by H&M.

Our billet extractor, crafted from solid 4140 steel, is phosphate-coated and comes with an extractor insert and Viton O-ring for reliable extraction. The firing pin, machined from 8640 steel, is hard chrome-plated for smooth operation.

In summary, the AR-15 5.56/.223 TIN Bolt Carrier Group boasts the following features:

1. M16 Style Carrier machined from 8620 Steel with Titanium Nitride Coating
2. 5.56/.223 Bolt machined from 9310 Steel with Blacknitride+™ by H&M
3. Billet Gas Key machined from Solid Billet of 4130 Steel with Titanium Nitride Coating
4. Cam Pin machined from 4140 Steel with Blacknitride+™ by H&M
5. Billet Extractor machined from Solid Billet of 4140 Steel with Phosphate Coating, Extractor Insert, and Viton O-Ring
6. Firing Pin machined from 8640 Steel, Hard Chrome Plated
7. 100% American Made for unparalleled quality and craftsmanship.