Collar tabs

[mike41]

I need some help with these collar tabs,I have had them for several years & am not very knowledgeable in this area.Thanks in advance for all help.

[Sean1970]

The two yellow are SA as is the upper right green one, the middle right is reichsbahn i believe, not sure about the others as not my field, Sean

[BOB COLEMAN]

The one in the upper right corner is Army infantry officer, the winged wheel as Sean said is Reichsbahn, the one with the skull is armored recon and the rest are SA.

[mike41]

Sean & Bob , thanks for the reply.

Mike