Task Force 160 Night Stalker 160th Special Operation Aviation Regt Army Challenge Coin Joint/Combined In addition to performing highly

In addition to performing highly classified activities the special mission units are also tasked with "special missions"

(REF: Wikipedia - Tier-1 Forces)

but it is an original ST3 coin from one of the most highly regarded and decorated teams of the Iraq War with frogmen

Redesignated as: 1724 Special Tactics Squadron on 1 October 1987

They were made in both silver toned color

Task Force 160 Night Stalker 160th Special Operation Aviation Regt Army Challenge Coin Joint/Combined In addition to performing highly1 1 2 inch Challenge Coin Task Force TF 160 Night Stalker 1980s 160th Special Operation Aviation Regt SOAR Army Challenge Coin