Rear of smokestack, also you can see the AA arrangement behind the smokestack, 40mm on top, with M2 beneath and another 2 40mm at the rear of platform, ahead of these will be the boats.
The rear dual 3"/50cal
Hedgehogs and Depth charge racks
The screw and rudder
Both the prop and rudder turn
The LDD file has 2 more versions, An AA version that sacrifices the rear 3" and hedgehog mounts for more AA weaponry, And an Anti-surface version, That replaces the dual 3" with 5" and the front 40mm mounts with a single 5" mounts, also has 3 torpedo tubes.... get the LDD file if you want to see.