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SIONICS Receiver Extension Kit w/ H2 Buffer & Sprinco Blue Spring


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UPC: N/A SKU: REK-H2 Category: Product ID: 2233


All hardware needed to mount a Collapsable Stock on an AR-15 Lower Receiver

The SIONICS kit includes:
  • SIONICS 6-Position Mil-Spec Receiver Extension – Dry Film Lubricated
  • H2-Buffer
  • Sprinco Action Spring – Blue
  • Castle Nut
  • Receiver End Plate

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