diff --git a/printer_mods/42bios/LED_mount/LED_mount_l.stl b/printer_mods/42bios/LED_mount/LED_mount_l.stl
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diff --git a/printer_mods/42bios/LED_mount/LED_mount_r.stl b/printer_mods/42bios/LED_mount/LED_mount_r.stl
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diff --git a/printer_mods/42bios/LED_mount/README.md b/printer_mods/42bios/LED_mount/README.md
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@@ -0,0 +1,7 @@
+Simple LED-mount for [Lumentech LT3 profiles.](https://lumentec.eu/Aluminium-Eckig-LED-Profil-100cm-45-fuer-8-12mm-LED-Streifen-Profil-LT3-Abdeckung)<br>
+Mount with two M3x10 screws and T- or hammerhead nuts to normal 2020 extrusions.<br>
+Works with 8-12mm LED stripes<br>
+
+version: 0.1<br>
+![LED_mount1](./led_mount1.png)
+![LED_mount2](./led_mount2.png)
diff --git a/printer_mods/42bios/LED_mount/led_mount1.png b/printer_mods/42bios/LED_mount/led_mount1.png
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diff --git a/printer_mods/42bios/LED_mount/led_mount2.png b/printer_mods/42bios/LED_mount/led_mount2.png
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diff --git a/printer_mods/42bios/relay_mount/README.md b/printer_mods/42bios/relay_mount/README.md
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+Simple relay-mount for 2x [2 channel relay modules](https://www.makershop.de/en/module/relais/2-kanal-relais/) - e.g. for [moonraker power plugin.](https://github.com/Arksine/moonraker/blob/master/docs/web_api.md#power-apis)<br>
+Mount with two M5x8 screws and T- or hammerhead nuts to normal 2020 extrusions.<br>
+4x or 8x M2x8 self tapping screws to mount the relay module.
+<br>
+
+<br>
+
+version: 0.1<br>
+![relay_mount_printed](./relay_mount_printed.jpeg)
+![relay_mount1](./relay_mount1.png)
+![relay_mount2](./relay_mount2.png)
diff --git a/printer_mods/42bios/relay_mount/relay_mount.stl b/printer_mods/42bios/relay_mount/relay_mount.stl
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diff --git a/printer_mods/42bios/relay_mount/relay_mount2.png b/printer_mods/42bios/relay_mount/relay_mount2.png
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diff --git a/printer_mods/42bios/relay_mount/relay_mount_printed.jpeg b/printer_mods/42bios/relay_mount/relay_mount_printed.jpeg
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diff --git a/printer_mods/README.md b/printer_mods/README.md
index b35b8e443..9e2978c66 100644
--- a/printer_mods/README.md
+++ b/printer_mods/README.md
@@ -25,6 +25,8 @@ like so:
 
 | Creator | Mod title | Description | V0 | V1.8 | V2.4 | VSW |
 | --- | --- | --- | --- | --- | --- | --- |
+|42bios|[LED mount](./42bios/LED_mount)|LED-mount for Lumentech LT3 profiles. |:x:|:grey_question:|:heavy_check_mark:|:x:|
+||[relay mount](./42bios/relay_mount)|relay-mount for 2x 2 channel relay modules.|:x:|:grey_question:|:heavy_check_mark:|:x:|
 |aeresov|[TL filament sensor bracket](./aeresov/TL_filament_sensor_bracket)|A bracket for TL filament sensor to mount near stock spool holder. |:x:|:grey_question:|:heavy_check_mark:|:x:|
 ||[MeanWell UHP-xxx DIN mount](./aeresov/MeanWell_UHP_DIN_mount)|A bracket for MeanWell UHP series PSU (200, 350 and 500) to mount it across 2 DIN rails.|:x:|:grey_question:|:heavy_check_mark:|
 ||[Raspberry Pi DIN mount](./aeresov/Raspberry_Pi_DIN_mount)|A bracket for Raspberry Pi 3/4 to mount it onto DIN rail, along or across.|:x:|:grey_question:|:heavy_check_mark:|