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Questions & Answers
is this mil spec or commercial Expert Answer

This Luth-AR .223 Rifle Buffer Tube Assembly is a complete standard A2 buffer kit to convert your AR15 carbine to a rifle length buffer tube recoil system. You would be able to use buttstocks compatible with the A2 buffer system.

by Ethan, Gear Expert, March 8, 2022
Will this work with a vr80 12g Manufacturer Answer

The rifle and carbine buffer tubes are slightly different for the VR80 shotguns, so they will not work.

by Luth-AR, Manufacturer, August 27, 2025
Customer Reviews
Helpful Positive Review
Worked great by Kris Keeney, June 16, 2019
Purchased this tube kit for a long range rifle build. Easy to install with minimal tools. Paired with a fixed magpul stock. Very happy with purchase. Would/will purchase again for next fixed stock build.
2/2 found this helpful
Helpful Positive Review
Great value by TB, February 9, 2019
Great value. I used this buffer tube assembly on my first ar build, 6.5 Grendel rifle. I added the Luth-AR rifle MBA-2 Skeleton stock, and so far so good. Working as expected. Not too stiff. I would recommend.
2/2 found this helpful
Helpful Positive Review
I purchased because the Luth AR15 Stock doesn't specify you need the Luth buffer tube to use their stock but when I received all pieces everything fell into place perfectly. Both stock and buffer tube are excellent just make sure when ordering the Lu...
Read More...
2/5 found this helpful
Most Recent Reviews
Boyd stock by Daniel Fay, January 7, 2026
I use this buffer tube with my new Boyd stock and it worked perfectly on my 300 blackout
Most Recent Reviews
Boyd stock by Daniel Fay, January 7, 2026
Works perfectly with my new Boyd stock shock o added on my 300 npackout
Most Recent Reviews
I bought this to convert my 300 blk out with a Boyd stock Worked perfectly
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This item is currently on sale and has a new, lower price!
Color:
Black
Finish:
Hardcoat Anodized
Gun Make:
AR Platform
Gun Model:
AR-15
Condition:
New
Weight:
11.2 oz

Code: 3FN-BFA-22LUTH-BAP-1

MPN: BAP-1

UPC: 859819007102

On Sale
List: $59.95Save 20%
$47.90

made-in-usa-flag Made in USA

Help support American manufacturing! Marked models of this product have gone through rigorous review and been certified by the manufacturer as Made in the USA.

Product Info for Luth-AR .223 Rifle Buffer Tube Assembly - A2

Kit includes everything for a new .223/5.56 AR15 Rifle build or to convert your current AR15 Carbine to a A2 AR15 Rifle buffer tube recoil system.image

Specifications for Luth-AR .223 Rifle Buffer Tube Assembly - A2:

Manufacturer: Luth-AR
Color: Black
Finish: Hardcoat Anodized
Fabric/Material: 6061-T6 Aluminum
Gun Make: AR Platform
Gun Model: AR-15
Condition: New
Weight: 11.2 oz
Country of Origin: USA
Caliber: .223 Remington
Gun Type: Rifle

Features of Luth-AR .223 Rifle Buffer Tube Assembly - A2:

  • Shipping Weight 1 lbs
  • Shipping Dimensions 8 x 4 x 2 in
  • Application
  • Rifle
  • Caliber
  • .223
  • Weight Ounce
  • 11.2
  • Weight lbs
  • .7
  • UPC Code
  • 859819007102

Package Contents:

  • Luth-AR .223 Rifle Buffer Tube Assembly - A2
  • (1) A2 Rifle Buttstock Extension Tube
  • (1) Standard .223/5.56 Rifle Buttstock Buffer Spring
  • (1) Standard Rifle Buffer Body Assembly

Luth-AR .223 Rifle Buffer Tube Assembly - A2 Orderable Models

List of Orderable Models

  • Luth-AR 223 Buffer Tube Assembly A2, Black, BAP-1 , MPN: BAP-1 , UPC: 859819007102 , Code: 3FN-BFA-22LUTH-BAP-1
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Last updated 2026-07-27 UTC.