How to lock a differential with silicone ear plugs

If earplugs are a bit to much for your taste i also have a video on how to fill the differentials with 20.000.000:    • How to fully build the Arrma GP5 different...   Check out my top speedrun with the Limitless:    • Arrma Limitless V2 speedrun new PB! XLX2 -...   In my quest to lock my Limitless V2 differentials i have chosen to use silicone ear plugs. It takes a different filling procedure to fill the differentials, but if i can do it you can do it! In this video i show you step by step how to fill the differentials with silicone ear plugs. Enjoy the video!