Notice in some of if not all of the current build you use a seperate BECs.
Can you tell me why you need to install one. Doesn't the Mtronik Viper 10 used in the 2" SD include a built in BEC?
Can you tell me why you need to install one. Doesn't the Mtronik Viper 10 used in the 2" SD include a built in BEC?