GT Engine Sound System holder for 3DSets Model 7 Buggy

Build guide: https://docs.google.com/presentation/d/1SALibOOG1nmxzJuOpRdsbMNK7IbwOLme2KDdBoryEy0/edit?usp=sharing

This is a holder to secure a GT Engine Sound System behind the front seats in 3DSets Model 7 Buggy. The holder allows you to keep a USB cable connected to the Sound System so that you can connect it to a PC for programming and firmware updates. Tested printed at 0.15 mm layer height using PLA.