Check the listing for details. 13th Aviation Battalion 22M Unit Crest, DI, DUI (DRAW#J5). Condition: Used. Listed at 3.59 USD. 13th Aviation Battalion 22M Unit Crest, DI. Clutch Back. I bought this pin as part of a collection, to save myself time I did not verify the information the seller included on their card. For our protection I shipping everything with delivery confirmation. I do combine shipping, if you purchase multiple items please wait for an invoice before paying. If you purchase over $50.00 worth of unit crest, challenge coins and/or patches and live in the United States shipping is free. If you would like to request an invoice click on "REQUEST TOTAL" and I will send you an invoice. This option does not appear in eBay mobile. If you are using eBay mobile you can call eBay for help or you can pay the full amount and I can send you a partial refund on your shipping charges.