USS Massachusetts WWII Memorial Navy Challenge Coin Medallion/Token This coin is 1 3/4

This coin is 1 3/4 inches wide by 2 1/2 inches high

another that it housed a submarine base

1 1/2 inch (approx) Challenge Coin

The aircraft stationed can be configured with ASARS II

CH-47D Chinook military helicopter operating with the call sign Extortion 17 (pronounced "one-seven") was shot down while transporting a Quick Reaction Force attempting to reinforce a Joint Special Operations Command unit of the 75th Ranger Regiment in the Tangi Valley in Maidan Wardak province

USS Massachusetts WWII Memorial Navy Challenge Coin Medallion/Token This coin is 1 3/4USS Massachusetts WWII Memorial Navy Challenge Coin 1 3 4 inch Challenge Coin