MARIUS MH4 HEADPHONE JACK FILLER (3D PRINTED PARTS SELF INSTALL)

Replace the headphone jack opening on your Marius MH4 controller with this custom 3D-printed filler. Designed for a seamless fit, it eliminates the unused jack cavity and gives your controller a cleaner, more finished look. Self-install with hot glue required for secure fixing — simply snap into place and add the glue to support. Perfect for protecting the interior and achieving a professional appearance.

Compatible With: Marius MH4 controller boards