Dear Mr. Arnold,
Thank you for posting your request on History Hub!
Records for units that served in Afghanistan are still in the legal custody of the Army. For the exact location of these files, please contact Anthony Crawley-Gibson, Army Records Officer, Army Records Management Division, 7701 Telegraph Road, Alexandria, VA 22315. The telephone number is 703-428-6464 and email is firstname.lastname@example.org. Please request the name of the facility where the records are stored, the transfer numbers, and box numbers.
We hope this information is helpful.