Is this 3D model free to download?

Yes, AR15 Hera Arms H3T double Magazine Coupler/Connector .223 is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Use the "Download from Thingiverse" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by Mafri, published on Thingiverse. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

AR15 Hera Arms H3T double Magazine Coupler/Connector .223 3D printable model by Mafri

AR15 Hera Arms H3T double Magazine Coupler/Connector .223 photo 1

AR15 Hera Arms H3T double Magazine Coupler/Connector .223 photo 2

AR15 Hera Arms H3T double Magazine Coupler/Connector .223 photo 3

AR15 Hera Arms H3T double Magazine Coupler/Connector .223 photo 4

AR15 Hera Arms H3T double Magazine Coupler/Connector .223

Source: Thingiverse by Mafri

The AR15 Hera Arms H3T double Magazine Coupler/Connector .223 is a free printable 3D model from Thingiverse by Mafri. Double magazine connector, When printing, the wall thickness should be increased to 5 layers with a 0.25 nozzle To be needed; 2pcs M6 x 70 bolts + nuts Doppel Magazin Verbinder. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

Safety & legal notice: this listing links to a third-party design that may be a functional accessory. Thinger is a search index. We do not host, sell, or manufacture any files or parts, and the download is provided solely by the original platform and creator. Verify that downloading, printing, or possessing this item is legal in your jurisdiction before proceeding. See our Terms & Content Policy.

389 saves Source: Thingiverse Updated 2026-10-16 License: CC-BY-NC-SA · non-commercial 2 makes Category: Tools & Workshop

Tags: 223, 223cal, 223 Remington, AR15, ar15 magazine, caliber, Conector, magazine

About this model

Double magazine connector, When printing, the wall thickness should be increased to 5 layers with a 0.25 nozzle To be needed; 2pcs M6 x 70 bolts + nuts Doppel Magazin Verbinder, Beim Drucken sollte die Wandstärke auf 5 Schichten bei einer 0.25 Düse erhöht werden Gebraucht werden; 2STK M6 x 70 Schrauben + Muttern

Frequently asked questions

Is this 3D model free to download?: Yes. AR15 Hera Arms H3T double Magazine Coupler/Connector .223 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 Mafri.
Who made this model?: Designed by Mafri, 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.