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Geissele Premium AR-15/M4 Mil-Spec Buffer Tube
As Low As $64.79
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Most Helpful Positive Review High end buffer tube
First off, I purchased the DDC variant. Which is probably a big reason why most people shoot for Geissele besides their obvious reputation. The finish is really great in contrast to my black AR and stainless barrel. As far as functionality goes it's a seriously well made tube. No machine marks, and ...
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Most Helpful Negative Review huge razor like burr in tube
Machining 101 guys, remove the burrs. nothing ever wrong with the aero precisions i used on my other builds.
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Worth a shot for cheap build.

by paul.0577, Verified Owner from KY, United States Written on December 2, 2025
It is good and reliable with good materials, only complaint i have is castle nut almost feels cheap and feels like about break any minute and endplate also doesn’t line up perfectly.
Pros:
  • Good buffer assembly
Cons:
  • Not Good Enough
Best Used for:
  • AR
Would recommend: Yes
Was it helpful to you? Yes | No

A1 Steaksauce of a Buffer Beauty

by jbuff, Verified Owner from IN, United States Written on August 24, 2025
Exactly what you would expect out of Geissele. Great fit and finish(except maybe the stamped plate) but that’s really a preference thing. Color looks great, really smooth.
Would recommend: Yes
Was it helpful to you? Yes | No

Great Product

by GT, Verified Owner from AL, United States Written on July 18, 2025
This is one of my favorite items. I always come back to this every time i build a new one
Would recommend: Yes
Was it helpful to you? Yes | No

Dings & dents

by Jaeson, Verified Owner from FL, United States Written on July 11, 2025
probably the worse receiver extension I've seen. I've ordered from BCM and every receiver extension has been perfect. I'm going to keep it just to avoid the headaches involved with returning an item.
Would recommend: No
Was it helpful to you? Yes | No

great buffer tube

by Matt, Verified Owner from NE, United States Written on June 13, 2025
No issues, great buffer tube, went together smooth as butter, no crunchy crown nut threads, works great with my braided buffer tube.
Would recommend: Yes
Was it helpful to you? Yes | No

G$ Mil-spec Buffier Tube

by johnchip, Verified Owner from CT, United States Written on April 29, 2025
After realizing I had a buffer tube on one of my builds made out of 6061 aluminum I wanted to upgrade to 7075. so of course I went with Geissele. I already had a H2 super 42 in it so it just made sense. Its a quality buffer tube. I use PWS ratcheted endplate and castle nut over the the castle nut and endplate it comea with so those ended up in my spare parts box. I like how the threads come pre lube making the install even easier. Now my 5 year old AR has a nice upgraded buffer tube to go along with all the other Geissele parts that I have put on it over the past year or so (including the mk14 rail). I use this buffer tube and super 42 kit on all my builds because they are great products and give you better life span on your rifle. It won't be the last time I buy one thats for sure.
Would recommend: Yes
Was it helpful to you? Yes | No

Exactly as you’d expect

by Chris McDonald, Verified Owner from WI, United States Written on April 4, 2025
Fits great, but the “win” is the tight fit of a milspec stock. No wobble or jiggle of any type. This is two fold as the stock has to be of good quality too, but both entities have to be good quality for tight and smooth fit.
Pros:
  • Fitment & function
Cons:
  • None
Best Used for:
  • hosting a milspec stock
Would recommend: Yes
Was it helpful to you? Yes | No

Quality Buffer Tube

by Wolf, Verified Owner from PA, United States Written on March 30, 2025
A high quality mil spec buffer tube that never disappoints.
Would recommend: Yes
Was it helpful to you? Yes | No

Geissele Premium Mil-Spec Buffer Tube

by citizen tactical, Verified Owner from IA, United States Written on March 30, 2025
Absolutely top-tier quality, as expected from Geissele. The Premium Mil-Spec Buffer Tube is rock-solid—machined perfectly with a flawless finish and tight tolerances. It installs easily and locks up with zero wobble, giving a stable and secure fit for the stock. The anodizing is clean and durable, and you can tell it’s built to last through hard use. If you're building a duty-grade rifle or just want the best components, this buffer tube is worth every penny. Highly recommended.
Would recommend: Yes
Was it helpful to you? Yes | No

Great product

by jd, Verified Owner from FL, United States Written on March 20, 2025
The build quality on the buffer tube and wire spring are phenomenal
Pros:
  • Stron and light and stable
Cons:
  • None
Best Used for:
  • AR15
Would recommend: Yes
Was it helpful to you? Yes | No
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