Collar Varias Letras

			Array
(
    [field_name] => LETRAS:
    [_data] => Array
        (
            [0] => Array
                (
                    [min] => 2
                    [max] => 2
                    [price] => 135
                    [row_id] => 0
                )

            [1] => Array
                (
                    [min] => 3
                    [max] => 3
                    [price] => 171
                    [row_id] => 1
                )

            [2] => Array
                (
                    [min] => 4
                    [max] => 4
                    [price] => 206
                    [row_id] => 2
                )

            [3] => Array
                (
                    [min] => 5
                    [max] => 5
                    [price] => 242
                    [row_id] => 3
                )

            [4] => Array
                (
                    [min] => 6
                    [max] => 6
                    [price] => 272
                    [row_id] => 4
                )

            [5] => Array
                (
                    [min] => 7
                    [max] => 7
                    [price] => 314
                    [row_id] => 5
                )

            [6] => Array
                (
                    [min] => 8
                    [max] => 8
                    [price] => 350
                    [row_id] => 6
                )

            [7] => Array
                (
                    [min] => 9
                    [max] => 9
                    [price] => 374
                    [row_id] => 7
                )

            [8] => Array
                (
                    [min] => 10
                    [max] => 10
                    [price] => 416
                    [row_id] => 8
                )

        )

)