CZ 75 Factory 18rd 9mm Magazine +1 Extension Basepad 3D printable model by BexarArms

CZ 75 Factory 18rd 9mm Magazine +1 Extension Basepad

Source: Thingiverse by BexarArms

The CZ 75 Factory 18rd 9mm Magazine +1 Extension Basepad is a free printable 3D model from Thingiverse by BexarArms. Updated 7/10/2018 - Added a rotated version for printing in a different direction. You can download the STL file from the original listing below and print it at home.

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102 saves Source: Thingiverse Updated 2026-09-06

Tags: CZ, 75, Factory, 18rd, 9mm, Magazine, +1, Extension, Basepad

About this model

Updated 7/10/2018 - Added a rotated version for printing in a different direction. This is a replacement basepad/baseplate for factory CZ 75 18 round 9mm magazines. Use these to give your magazines +1 additional capacity, to bring your total round count to 19 in the magazine. You can also use these as a quick identification method by printing your basepads in unique colors. This extension MUST be used with the Mec-Gar Optimum metal retaining plate which is sold separately. This magazine extension WILL NOT function without the Mec-Gar metal floor plate. This extension is compatible with the stock spring and follower, the Mec-Gar spring and follower, Wolff magazine springs, or any combination of springs and followers. Other springs and followers made for the CZ 75 magazines are likely to wor…

Frequently asked questions

Is this 3D model free to download?
Yes. CZ 75 Factory 18rd 9mm Magazine +1 Extension Basepad is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link above to open the original listing.
Where is the STL hosted?
The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by BexarArms.
Who made this model?
Designed by BexarArms, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?
Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.

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