Magpul PMAG Gen M3 40 Round- REBUILD KIT

(8 reviews) Write a Review
MAG-40 Rd-Gen3
Usually ships within 24 hours
223/ 5.56
Body Material:
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Magpul Industries Magazine PMAG- Rebuild Kit

  • Gen M3 
  • 223 Rem/5.56NATO 
  • 40 Round
  • Black
  • Pop-off Impact/Dust Cover to minimize debris intrusion and for ammunition protection in storage
  • Over-travel insertion stop on the spine

Can be purchased as a (3) pack here!



A fully disassembled Magpul PMAG rebuild kit, or magazine repair kit. All magazine rebuild kits are disassembled to its basic parts, in a non-functional state that cannot be used in a firearm. They can be used to replace broken parts in old magazines that are legally owned, or reassembled for use when/where legal to do so.


Magazine rebuild kits ship to all states except for California. It is up to the consumer to know their state's laws concerning high capacity magazines and all restrictions that have been put in place. Magged Supply LLC, its owners, officers, and employees are not liable should you purchase magazine rebuild kits and use them in a way not in accordance with your state's laws.

8 Reviews Hide Reviews Show Reviews

  • 5
    40 rd mag, great product

    Posted by Daniel on Jun 5th 2024

    Fast delivery, received 3 days early, great mags for any application. I will be purchasing again!

  • 5
    My Magazines were shipped promptly. They arrived in perfect condition new in the package.

    Posted by John on Feb 7th 2024

    My new parts are great.

  • 5
    40 rounds magazine rebuild kit.

    Posted by James C. on Feb 6th 2024

    Parts all worked well and I like Magpul parts as they are fairly durable.

  • 5
    High quality parts!

    Posted by Patrick H on Jul 25th 2022

    Very high quality parts to rebuild my old magazines. In such assemblies...Assembly was incredibly fast. Like...A few seconds! Very happy, along with very fast shipping - I will do business again with these awesome folks!

  • 5
    40 round rebuild magazine.

    Posted by King Richard on Jan 17th 2022

    Amazing great quality easy assembly.

  • 5
    magpul pmag gen 3 40 round rebuild kit

    Posted by Richard J Wehner on Dec 21st 2021

    the product arrived promptly and was exactly as ordered. price was very reasonable. would use this company again.

  • 5
    Exactly what I wanted

    Posted by P on Nov 6th 2020

    No complaints

  • 5
    Magpul 40rd

    Posted by JS on Jul 29th 2020

    Mags as came as described. Fast shipping, great prices

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