airsoft m4 box magazine conversion 3D printable model by Alex Deguzman
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airsoft m4 box magazine conversion

Source: MyMiniFactory by Alex Deguzman

The airsoft m4 box magazine conversion is a free printable 3D model from MyMiniFactory by Alex Deguzman. this is a conversion for an airsoft toy m4 hicap magazine (TM spec) either with the winding wheel or pull string flash magazine.  The box magazine will hold about 1,800 6mm bb's. You can download the STL file from the original listing below and print it at home.

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31 saves Source: MyMiniFactory Updated 2026-10-07 License: DOWNLOAD-SHARE-MAINTAIN-LICENSE-CREDIT-NOREMIX-NONCOMMERCIAL-EXC · non-commercial

Tags: aeg, airsoft, magazine, M4, box_mag

About this model

this is a conversion for an airsoft toy m4 hicap magazine (TM spec) either with the winding wheel or pull string flash magazine.  The box magazine will hold about 1,800 6mm bb's. you need to drill or cut 2 holes in the body of the original 300rd magazine. the holes need to be near the middle toward the rear of the magazine. there is also an opening in the bottom for the magazine to extend a little bit to access the winding wheel.  there is also another hole to fill the box magazine from the front. i included threading and a cap so it can be closed. there is also an optional ammo belt 'door' if you want to use your own ammo belt for realism.  the print comes is 2 major body pieces which can be epoxied or welded together. supports will be needed for the top half. when attaching the box to th…

Frequently asked questions

Is this 3D model free to download?
Yes. airsoft m4 box magazine conversion is free to download from MyMiniFactory. Open it in the free Thinger app, or use the "Download from MyMiniFactory" link above to open the original listing.
Where is the STL hosted?
The download is hosted by MyMiniFactory, not by Thinger. We link you directly to the original listing by Alex Deguzman.
Who made this model?
Designed by Alex Deguzman, published on MyMiniFactory. 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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