FM Products offers a comprehensive Pistol Caliber 6 Position Carbine Buffer Tube Kit for anyone doing a Glock or Colt
style AR Build. The 6 Position Carbine Buffer Tube has a tough hard-coat anodized finish to resist corrosion and surface
wear, with a dry film lube interior coating that promotes smooth movement of the buffer inside. Inside, the kit comes
standard with a Premium Heavy PCC Buffer, and comes standard with a QD End Plate too!

  • Premium 6 Position 5.56 Carbine receiver Extension (Buffer Tube)
  • Buffer Tube made from 7075-T6 Aircraft Grade Aluminum
  • Correct-weight (6.5 oz.), extra-long, heavy buffer – no spacers required
  • Pistol Caliber Specific Stainless steel music wire recoil spring helps ensures reliable cycling with all loads
  • Black anti-corrosion finish on spring
  • PCC Buffer Tube made from 7075-T6 Aircraft Grade Aluminum
  • Standard with Premium QD mount End Plate
  • Premium Castle Nut included too
  • Made in the U.S.A.
  • Manufactured with ISO:9001 and AS:9100 quality certifications