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Luth-AR .308 Mil-Spec Carbine Buffer Tube Kit

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90 Day No-Hassle Returns We Pay Return Shipping

We have a 90-day no-hassle return policy. We pay return shipping.

If you need to request a return, contact us at support@at3tactical.com and we will send you a return label

After 90 days, defective items will still be covered under the manufacturer’s warranty, where applicable.

Please refer to the product listing for warranty details. If you have specific warranty questions, contact us at support@at3tactical.com. We may direct you to pursue your warranty claim directly with the manufacturer.

Your satisfaction is our #1 priority

If you’re dissatisfied with your purchase, in any way, please contact us at support@at3tactical.com – we will do our best to make it right.

Fast & Free Shipping On orders over $50

You will receive fast, free shipping for all orders over $50

Shipping cost is $7.99 for orders under $50. We ship with UPS or USPS, depending on the item.

Most orders received by 1pm CST ship the same day

You will receive an email with tracking information at the time of shipment. To expedite shipping, we may ship your order from multiple warehouses. Orders placed on weekends, holidays, or after 1pm will ship the following business day.

High Quality Mil-Spec Carbine Buffer Tube Kit for AR-15

If you’re planning to upgrade your AR-15 stock or build your ultimate AR, it is critical to choose the right buffer tube kit. AT3 Tactical provides higher quality mil-spec carbine buffer tube kit from Luth-AR.

This kit includes:

  • Mil-Spec Carbine Tube
  • .308 buffer spring
  • .308 buffer body
  • Latch Plate and Lock Ring

Made in the USA

Not sure if you need Mil-spec or commercial buffer tube? The below image shows the difference in dimensions. For more information, please read our article, “Mil-Spec vs. Commercial AR 15 Buffer Tubes – Which One is Better?“.

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Customer Reviews

Based on 2 reviews
Great part, great price!

Excellent response to my question about the part. Installed easily and looks good! Professionals at AT3...

Great buy

Shipping time was great price was great my stock fit perfectly! Was a pleasant experience

We are happy to hear you enjoyed the experience of buying from AT3 Tactical.