Check the listing for details. WWI US 18th Regiment Collar Disk 1st, 3rd and 6th Divisions. Condition: New. Listed at 10.00 USD. This is for 1 Reproduction US 18th Regiment Collar Disk This is an excellent REPRODUCTION of an US 18th Regiment Collar Disk. This is the collar disk worn by the enlisted US Army Soldiers of the various 18th Regiments on the service coat. There were 18th Regiments of the 1st Division(Big Red One), 3rd(Rock of the Marne) and 6th (Sight Seeing 6th) Divisions. This insignia is a perfect replica down to the brass screw back. When you buy this disk be assured you will receive a great item. I always combine shipping on multiple items. Buy American, alot of repro items are made ouside the country. These are proudly made here in the U.S.A. I send these out in padded envelopes with tracking. Insurance can be added upon request. For all our latest news, remember to like Repros by Ray on facebook!