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Obsidian Match 5.56/300 AAC Black Nitride BCG | Melonite Bolt Carrier Group


Vendor: CTS

  • $8545
  • Save $164


We are proud to announce the release of our QPQ Black Nitride 5.56 / 300 Blackout Bolt Carrier Groups. our BCG Features Match Grade Melonite Treated BCG and is machined and finished to a higher standard to meet and exceed all Mil Spec. It is machined using the most precise equipment in the industry. The bolt is MPI/HP tested & Marked to give you ultimate confidence in your competition rifle system. MPI (Magnetic Particle Inspected) Bolt, HP (High Pressure Tested). Obsidian Match Nitrided Bolt Carrier Group. Nitrided/Melonite parts are extremely hard, lubricious and long lasting giving you a dark finish bolt carrier group for your black rifle. Comes with firing pin, cam pin, retaining pin, hpt tested 5.56/.223/300AAC bolt head complete with gas rings extractor and ejector all installed.


Features and Specs

  • QPQ Black Nitride Treated
  • 8620 Tool Steel Enhanced Carrier with inside and out Black Nitride Treatment
  • MPI Bolt with inside and out Black Nitride Treatment
  • Billet Machined Extractor with Black Insert
  • Billet Machined 4140 Steel Gas Key
  • Grade 8 Fasteners
  • Military Specification Gas Key Staking
  • Gas Key Hardened to USGI Specifications
  • Grade 8 Screws to Milspec
  • Made in the USA
  • Weighs 9.8 oz

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