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Questions & Answers
which would I use on a 7.5in barrel ar15 223/556? Expert Answer

I would recommend the H3.

by Ben, Gear Expert, March 5, 2021
Will these buffers/springs work with "Maxim Defense Industries PDW Brace for AR-15, Standard Buffer/Spring, 3.3 oz, FDE, MXM-47525"? Expert Answer

These Maxim Defense Industries CQB Buffer & Spring Sets will not work with the Maxim Defense Industries PDW Brace for AR-15 that uses the standard AR15 buffer assembly.

by Hunter, Gear Expert, November 11, 2022
Customer Reviews
Helpful Positive Review
Great quality by Norecoil1, January 22, 2020
The pistol buffer and spring combo was just the thing my PCC needed to function correctly. With the previous buffer the bolt was traveling to fast and was causing the bolt catch to break. I was shooting 147 grn 9mm
2/2 found this helpful
Helpful Positive Review
Fixed my finicky 300 AR pistol by Tim, Verified Owner, February 25, 2024
300 blk AR pistol with 10.5” barrel (pistol length gas system) would not cycle subsonic without a suppressor attached. Replaced original Maxim standard buffer/spring combo with H3 buffer/spring and problem solved. The original spring was shorter and ...
Read More...
1/2 found this helpful
Most Recent Reviews
great product by Kevin Lay, Verified Owner, January 27, 2026
Needed a h3 buffer for my particular build and this is supposed to do the trick. Will know more once i get all the parts to complete the build.
Most Recent Reviews
cqb buffer by kristoph walt, Verified Owner, January 13, 2026
It’s works good runs and feels great fits the ccs brace
Most Recent Reviews
great product by Justin Santos, Verified Owner, December 25, 2025
Works just as expected great product and great service
Most Recent Reviews
bufferand spring by Elvio Pena, Verified Owner, December 16, 2025
Install on my ar work great. I need small buffer thi did the job
Read All 15 Reviews

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Product Info for Maxim Defense Industries CQB Buffer & Spring Set

The Maxim Defense Industries CQB Buffer & Spring Set is designed for the Maxim Defense CQB Stock. The Maxim CQB Buffer & Spring Set is offered in different weights to accommodate the application. The Maxim Defense Industries CQB Buffer & Spring Standard/Carbine Set is a weighty buffer and spring set up for the Maxim CQB Stock. Designed for use with the Maxim Defense CQB Stock, the Maxim Defense Industries CQB Buffer & Spring Standard/Carbine Set is a great way to make sure you have a durable and efficient buffer and spring set up.image

Specifications for Maxim Defense Industries CQB Buffer & Spring Set:

Manufacturer: Maxim Defense Industries
Color: Silver/Blue
Fabric/Material: Tungsten
Included Accessories: Buffer and Spring
Condition: New
Country of Origin: USA

Package Contents:

  • Maxim Defense Industries CQB Buffer & Spring Set

Maxim Defense Industries CQB Buffer & Spring Set Orderable Models

List of Orderable Models

  • Maxim Defense Industries CQB Buffer & Spring - H1 - 4 oz., Silver/Blue, MXM-47565 , MPN: MXM-47565 , UPC: 680017475659 , Code: MDI-RBF-CQBBS-MXM-47565
  • Maxim Defense Industries CQB Buffer & Spring - H2 - 4.5 oz., Silver/Blue, MXM-47566 , MPN: MXM-47566 , UPC: 680017475666 , Code: MDI-RBF-CQBBS-MXM-47566
  • Maxim Defense Industries CQB Buffer & Spring - H3 - 4.75 oz., Silver/Blue, MXM-47567 , MPN: MXM-47567 , UPC: 680017475673 , Code: MDI-RBF-CQBBS-MXM-47567
  • Maxim Defense Industries CQB Buffer & Spring - Pistol Buffer - 7.6 oz, Silver/Blue, MXM-47569 , MPN: MXM-47569 , UPC: 680017475697 , Code: MDI-RBF-CQBBS-MXM-47569
  • Maxim Defense Industries CQB Buffer & Spring - STD - 3.3 oz., Silver/Blue, MXM-47564 , MPN: MXM-47564 , UPC: 680017475642 , Code: MDI-RBF-CQBBS-MXM-47564

Maxim Defense Industries CQB Buffer & Spring Set Unavailable & Discontinued Models

List of Unorderable Models

  • USED Maxim Defense Industries CQB Buffer & Spring - H1 - 4 oz., Silver/Blue, MXM-47565, EDEMO2, Condition Parts Only/Salvage, Wrong Product , MPN: MXM-47565-EDEMO2 , Code: MDI-RBF-CQBBS-MXM-47565-EDEMO-WP-F
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