the M1147 Advanced Multi-Purpose (AMP) round; the next generation of 120mm capability .

.Northrop Grumman's Next-Gen M1147 Advanced Multi Purpose 120mm ...
This new line-of-sight type ammunition is the next generation high explosive multipurpose round intended to replace other types of projectiles ..For those curious the AMP is designed to replace 4 rounds currently used by the Abrams. It will replace the Canister (CAN), Multi purpose