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Q&A for Luth-AR .308 Rifle Buffer Tube Assembly — 22 Questions & 23 Answers

Name Luth-AR .308 Rifle Buffer Tube Assembly (4.8)
$74.95 $70.45 Save $4.50
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Q
Richard, guest, from WA, United States, asked on December 02, 2018

Is this a Mil-spec or commercial buffer tube?

Expert Answer
A
Answered by Ethan C., Gear Expert, from IL, United States, on September 11, 2019

This is a rifle or A2 length tube, there is no commercial variant for rifle tubes.

3 of 3 found the following answer helpful.
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Q
hoj, member, from FL, United States, asked on April 19, 2026

what is the over all length of the buffer?

Manufacturer Answer
A
Answered by Luth-AR, Manufacturer from MN, United States, on April 22, 2026

The 308 rifle buffer will be 5.30" long end to end.

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Q
DJ, guest, from MO, United States, asked on December 08, 2023

What length is the tube?

Manufacturer Answer
A
Answered by Luth-AR, Manufacturer from MN, United States, on November 27, 2024

The Luth-AR rifle buffer tube is 10 1/8" out side end to end.

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Expert Answer
A
Answered by Ethan, Gear Expert, from IL, United States, on November 17, 2022

The Luth-AR .308 Rifle Buffer Tube Assembly will fit and function with an Aero Precision M5 rifle and will work with the MBA-1 Carbine Buttstock which is designed to fit A2 buffer tubes.

2 of 2 found the following answer helpful.
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Q
Thomas Baldwin, member, from OK, United States, asked on August 27, 2022

will this work with a aero A5 lower

Expert Answer
A
Answered by Hunter, Gear Expert, from OH, United States, on September 02, 2022

The Luth-AR .308 Rifle Buffer Tube Assembly can be used with an Aero Precision M5 Lower.

2 of 2 found the following answer helpful.
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Q
Matt, member, from OH, United States, asked on March 04, 2022

Will this work with a Magpul PRS lite stock?

Expert Answer
A
Answered by Hunter, Gear Expert, from OH, United States, on March 09, 2022

The Luth-AR .308 Rifle Buffer Tube Assembly will not be compatible with the Magpul PRS Lite Stock.

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Q
Michael, guest, from TN, United States, asked on January 07, 2022

Does this come with a castle nut?

Expert Answer
A
Answered by Ethan, Gear Expert, from IL, United States, on March 15, 2022

No. The Luth-AR .308 Rifle Buffer Tube Assembly includes:
(1) .308/7.62 Buttstock Extension Tube
Material: 6061-T6 Aluminum
Finish: Hardcoat Anodized Black
(1) Standard .308/7.62 Buttstock Buffer Spring
(1) Standard Buffer Body Assembly 5.3 oz

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Q
Kid622, member, from MD, United States, asked on March 24, 2021

Will this fit on an aero precision M5 E1 lower receiver

Expert Answer
A
Answered by Tom B, Gear Expert, from IL, United States, on October 01, 2021

Yes, it will work with the M5E1.

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Q
Kid622, member, from MD, United States, asked on March 24, 2021

Is this buffer tube assembly compatible with the Magpul PRS gen 3

Expert Answer
A
Answered by Tom B, Gear Expert, from IL, United States, on October 01, 2021

Yes, this will work with the Magpul PRS.

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Q
AZSixGuns, member, from AZ, United States, asked on February 25, 2021

Will the AR Lancer Carbon A2 stock fit this?

Expert Answer
A
Answered by Tom B, Gear Expert, from IL, United States, on October 01, 2021

Yes, it will.

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Last updated 2025-11-12 UTC.