321st Engineer Battalion Insignia – Pair

**Premium Metal DUI Pins – Made in USA**
– **Sold in Pairs:** Order Quantity 1 and get two high-quality insignia.
– **Certified Authentic:** Manufactured under The Institute of Heraldry, certificate number S-38.
– **Secure Clutchback:** Ensures your DUI pins stay in place.
– **Distinctive Unit Insignia (DUI):** Durable metal pins, perfect for military uniforms and memorabilia.
– **Expert Craftsmanship:** Meticulously made to meet government specifications, ensuring authenticity and durability.