The ARRI BUD-3 Balance Utility Dovetail attaches to the bottom of your ALEXA Mini LF via Dovetail connection and provides additional mounting points to integrate ALEXA 35 accessories. The plate features captive mounting screws and provides balance and security to your setup. Attach ALEXA Mini side brackets, an RAB-1 accessory bracket, or an RAB-3 accessory bracket to the BUD-3.