Q&A for Tacfire Recoil Buffer

Tacfire Recoil Buffer

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GOTSIGS, member, from GA, United States, asked on January 15, 2020

What weight buffer would I use for a AR-15 7 and 1/2 inch barrel I am having a cycling problem , thanks

Expert Answer

Answered by Ethan C., Gear Expert, from IL, United States, on February 14, 2020

The heavy buffer weight, MAR044, should work best for you.

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Skee, guest, from NV, United States, asked on March 26, 2020

Which buffer would work better for an Ar pistol with a 10.5 inch barrel?

Expert Answer

Answered by Nick B., Gear Expert, from IL, United States, on September 15, 2021

The standard 3 oz. buffer would work well with a 10.5" barrel.

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Victor, member, from FL, United States, asked on May 29, 2026

is this an H2 or H3 buffer?

Manufacturer Answer

Answered by TACFIRE INC., Manufacturer from AL, United States, on June 24, 2026

This is a standard 3 oz. H2 is 4.6 and H3 5.4

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Joseph, member, from NV, United States, asked on May 25, 2026

are these reciprocating buffers

Manufacturer Answer

Answered by TACFIRE INC., Manufacturer from AL, United States, on June 24, 2026

Our 3 oz has 3 reciprocating weights

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max, member, from OK, United States, asked on November 03, 2025

Does this buffer have sliding weights or a fixed weight?

Manufacturer Answer

Answered by TACFIRE INC., Manufacturer from AL, United States, on November 05, 2025

Our 4.9 and 3.8 oz buffers are solid weights.

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Lazy252, member, from RI, United States, asked on August 15, 2022

Would this work with 7.5 300blackout upper?

Expert Answer

Answered by Ethan, Gear Expert, from IL, United States, on August 16, 2022

Yes, I would recommend using the 4.9oz. Tacfire AR15 Recoil Buffer (MPN:MAR044) for your build. These buffers will fit and function in carbine length buffer tubes.

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Hickok45, guest, from AA, United States, asked on September 09, 2021

What is the length of this buffer? Thanks!

Expert Answer

Answered by Nick B., Gear Expert, from IL, United States, on September 15, 2021

These buffers have a length of 3.375"

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Ronald, guest, from MS, United States, asked on October 03, 2019

What size buffers do I need for ar pistols 7.62x39 with a 7" barrel and a 5.7x28 with a 10 1/2" barrel?

Expert Answer

Answered by Ethan C., Gear Expert, from IL, United States, on November 08, 2019

The H2 weight version, item MAR044 should work for your setup.

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Rick, member, from AR, United States, asked on August 05, 2019

Where is the weights of each model listed???

Expert Answer

Answered by Corey K., Gear Expert, from IL, United States, on August 05, 2019

MPN MAR044 is 4.9 oz, MAR045 is 3.8 oz, and MAR043 is 3 oz.

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wally, member, from WA, United States, asked on July 10, 2019

which buffer will fit my a2 stock. My upper is the 22 nosler with 24" barrel I purchased from you.

Expert Answer

Answered by Ethan C., Gear Expert, from IL, United States, on November 08, 2019

These are all carbine buffers, they will not work in an A2 buffer tube.

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Q&A for Tacfire Recoil Buffer — 15 Questions & 15 Answers