US army upgrade his stryker armored combat vehicles

Now a days, stryker's CROWS ( Common Remotely Operated Weapon Station ) is equiped with a .50 Browning (12,7 x 99mm). However, US army wants to level up this strykers with an advanced 30mm turret.

Whereas the new turrets come, the army will still using the "old" CROWS & CROWS-J.
The CROWS-J is an improved CROWS. He comes with a javelin installed on the turret.

The new 30mm turret will have also this javelin installed.

Let's see the difference in the next photos

Stryker with the "old" CROWS version

Stryker with CROWS-J javelin missile turret

Stryker with the new 30mm cannon, javelin missile turret