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Spike's Tactical Mil-Spec Bolt Assembly (5.56)

  • Spike's Tactical Mil-Spec Bolt Assembly (5.56)
  • Spike's Tactical ST5B500
  • Mil-Spec AR-15 Bolt by Spikes Tactical
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Spike's Tactical Mil-Spec Bolt Assembly (5.56)

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Calculated at checkout
$69.95 $62.96


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MPN: ST5B500


  • Shot Peened, High Pressure Tested (HPT) and Magnetic Particle Inspected (MPI)
  • Mil-Spec extractor spring, black extractor insert, Viton O-ring
  • Tool Steel extractor


  • Material: 158 Carpenter Steel
  • Finish: Mil-Spec Phosphate finish


Using Mil-Spec parts makes it possible to find components that fit together well with minimum hassle. We like Mil-Spec parts, but nobody wants to settle for components that are just so-so. When you want an AR-15 Bolt that distinguishes itself from the crowd of Mil-Spec bolts on the market, choose Spike’s Tactical Mil-Spec Bolt Assembly.

Spikes AR-15 Mil-Spec Bolt Assembly is a cut above. The bolt is crafted from 158 Carpenter Steel, shot peened for long life, and finished with a Mil-Spec phosphate coating. It looks great, and it’ll outlast the competition.

You don’t have to wonder about the quality of the AR-15 Bolt you buy from Spike’s. Spike’s Tactical high-pressure tests and uses magnetic particle inspection to ensure the quality of every bolt they manufacture. In addition to Spike’s superior quality Mil-Spec bolt, the completed Spike’s Tactical Mil-Spec Bolt Assembly includes a tool steel extractor with a black extractor insert, a high-grade Viton O-ring, and a Mil-Spec extractor spring. Every part is carefully assembled by Spike’s craftsmen right here in the United States.

Like all of Spike’s Tactical’s products, this Mil-Spec AR-15 bolt assembly is a great value. You can be sure that you’re getting the best value for your hard earned money. The crew at Spike’s Tactical considers it their mission to put the best quality components in every shooter’s reach. If you shoot as a hobby, for home-defense or you find yourself in serious tactical situations on a daily basis, Spike’s Tactical promises high-quality components at a great value.

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