MPN: 3HP-001


  • Element Surface Treatment ensure cycle smoothly throughout prolonged engagements
  • Magnetic Particle Inspected (MPI)
  • Linear Twin Ejectors set provide better thrust on the case throughout ejection
  • Mil-Spec dimensions and full-auto rated
  • Gas key is properly torqued and staked
  • Made in the U.S.A.


  • Caliber: .308 Win / 7.62 NATO
  • Weight: 17.81 oz.
  • Finish: Melonite
  • Material:
    • Carrier: 8620 Steel
    • Bolt: 9310 Steel
    • Extractor: 4140 Steel
    • Gas Key: 4130 Steel
  • Profile: Full-Auto

**A full-auto (A.K.A. M16) bolt carrier installed in a standard semi-auto AR-15 will not make the gun fire full-auto.


  • Seekins Precision SP-10 and most DPMS Gen I pattern LR308 rifles

*Will not fit DPMS Gen 2 pattern rifles


  • 1x Seekins Precision SP-10 Bolt Assembly with Linear Twin Ejectors
  • 1x Cam Pin
  • 1x SP-10 Bolt Carrier
  • 1x Carrier Gas Key
  • 1x Firing Pin
  • 1x Firing Pin Retaining Pin


Welcome the boundless world of the Seekins Precision SP10 Bolt Carrier Group. This is your entry into the realm of extreme precision and unmatched durability. Rated for full-auto operations and sustained engagements, the Seekins Precision .308 bolt carrier group is without equal in quality and reliability. Superior craftsmanship combined with the finest quality materials available give you supreme dependability during operation. You’re a professional and you deserve professional quality. Every shot matters, and the Seekins Precision SP10 Bolt Carrier Group ensures that your every shot counts.

How does the Seekins Precision BCG improve performance?

The Seekins Precision .308 bolt carrier group offers you a more reliable and smoother cycle, ensuring your every shot is precise and accurate. Improved action from the BCG means minimal stress on the firing pin and firing pin retaining pin, guaranteeing that you always receive peak performance. The Element Surface Treatment on this BCG results in smoother and cleaner operations, which reduces wear-and-tear on the BCG and all periphery components. The Linear Twin Ejectors located at the 6 and 12 o’clock positions provide a better ejection and reduce brass build ups and case marring.

Give yourself an Edge with the Seekins Precision SP10 BCG

The expertise and full-auto rating of the Seekins Precision SP10 Bolt Carrier Group promises steady movement of the bolt through the battery, giving you exceptional reliability and unrelenting performance. Let the Seekins Precision .308 bolt carrier group provide you and your equipment the edge you deserve.

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