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Tyrant Design Sig Sauer P365 Magazine Extension

Magazine Extension

As low as: $34.15
Out of stock

Tyrant Design Sig Sauer P365 Magazine Extension

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Introducing the Sig P365 Magazine Extension for the Sig Sauer P365 X Macro, made by Tyrant CNC. Designed to increase your carrying capacity by 3 rounds of 9mm, this extension takes your total capacity to 20 (+1), giving you the peace of mind you need when it matters most.

CNC machined from 6061 aerospace grade aluminum and featuring the innovative Tyrant CNC 'NoBak' retention spring technology, this P365 magazine extension is built to last and perform. The dimensions of the extension have been specifically designed to match the Sig P365 frame, minimizing the chances of printing through your clothing and allowing for a discreet carry.

And with the advanced engineering of the 'NoBak' retention spring, you'll never have to worry about what may happen if you drop your magazine. Worried about miss feeds or jams - this extension is designed to function flawlessly without the need for a power spring. Whether you're hitting the range or carrying your Sig Sauer P365 Macro for personal defense, their Sig Sauer P365 magazine extension for the 17 round Macro magazine is the perfect upgrade to take your shooting game to the next level. Don't miss out on the opportunity to enhance your setup with the top-quality and performance of the Tyrant CNC +3 Magazine Extension.

Why do they install so quickly? They use their proven “NoBak” retention plunger technology to allow the magazine extension to easily slide onto the bottom of your magazine! The entire install happens in 10 seconds or less and with no tools.

Want to take it off? Easy, just push the plunger down and slide the magazine base plate off! It takes no tools and is done easily!

Whether you're heading to the range or carrying your Sig Sauer P365 Macro for personal defense, their P365 Macro +3 Magazine Extension is the perfect upgrade for any shooter looking to enhance their setup with top-quality performance and reliability. Don't miss this opportunity to take your shooting game to the next level.


  • Adds 3 rounds capacity
  • CNC Machined from 6061 aluminum
  • Tool-less assembly/dissaembly
  • "NoBak" Retention technology


  • Platform: Sig-Sauer
  • Designed For Models: P365
  • Fitment Notes:
    • Fits only P365 X Macro 17 round magazine
    • Works with most Magwells
    • Adds 3 rounds of capacity of 9mm
    • Does NOT require power spring for function
    • Does NOT fit other Sig P365 lower capacity magazines (flanges that fold in)
  • Product Length: 1.55 in
  • Product Width: 1.09 in
  • Product Height: 0.9 in
  • Product Weight: 0.3 oz
  • Component: Magazine Extension
More Information
Product Type Magazine Extension

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