A simple bracket to space two eurorack compatible rails apart by 3U.

Features:

• 133mm long, 19mm wide, 3mm thick (designed with lightweight/slim eurorack rails in mind)
• Rectangualr slot to easily add or remove inserts in either strip or sliding form.
• M5 holes to fix bracket to rail
• M4 holes to fix resulting frame into case, one oval mounting hole to allow for finetuning of position inside case.

Can be printed in place without supports, the "nice side" towards the bed.

The dimensions are as good as your printer calibration! Verify first with a module!
Mirror print for opposite side, or rotate!