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AR9 Buffer Tube Assembly

In stock! Ships within 24 hours or the next business day!

Whether you're replacing an old part or getting started on a brand new build, we've got you covered with the AR9 buffer tube assembly kit. The buffer tube is forged from 7075-T6 aluminum which makes it very light and tough as hell. It's even compatible with most adjustable 6-position stocks so that you can customize the length of your rifle to your need. This kit includes the following: end plate, castle nut, buffer tube, carbine spring, and 5.5-ounce buffer. 


  • Forged 7075-T6 Aluminum Tube
  • Six-position Buffer Tube
  • 5.5 oz Buffer

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