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ZCI Aluminum M4 Buffer Tube


These aluminum buffer tubes are light and strong, CNC machined from aluminum. They included the threaded mount used by some lower receivers (including the ZCI metal bodies). All parts are metal including all the mounting hardware and end plate.


Buffer tube weight: 127.57g
End plate weight: 15.56g
Mounting hardware weight: 22.44g
Mounting block weight: 73.60g
Adjustment settings: 6

Add to Cart:

  • Model: M-09
  • Shipping Weight: 0.5863lbs
  • 6 Units in Stock
  • Manufactured by: ZCI

This product was added to our catalog on Sunday 22 March, 2015.