public static RevBulkData bulkData;

    public static ExpansionHubMotor frontLeftDrive;
    public static ExpansionHubMotor frontRightDrive;
    public static ExpansionHubMotor backLeftDrive;
    public static ExpansionHubMotor backRightDrive;

    public static ExpansionHubEx expansionHub;


// Ran in initialization
        expansionHub = hardwareMap.get(ExpansionHubEx.class, "Expansion Hub 1");
        frontLeftDrive  = (ExpansionHubMotor) hardwareMap.get(DcMotorEx.class, "front_left_drive");
        frontRightDrive = (ExpansionHubMotor)hardwareMap.get(DcMotorEx.class, "front_right_drive");
        backLeftDrive = (ExpansionHubMotor)hardwareMap.get(DcMotorEx.class, "back_left_drive");
        backRightDrive = (ExpansionHubMotor) hardwareMap.get(DcMotorEx.class, "back_right_drive");