What are these and where do they go?

[KCk51974]

Any ideas what these are? Came as extra parts in my 1970 blazer. There is one for left and right.

 

[Bent77]

How big are those? 6-8” long?

Thinking those aren’t factory

 

[KCk51974]

5 3/4 x 2 1/4 inches at widest point

 

[beags86]

Air vents in the kick panels?

Nope.

 

[DB Cooper]

Looks like mounts for the side mirrors

 

[KCk51974]

Looks like mounts for the side mirrors

That's it! Just looked on the LMC Truck site and confirmed that's what they are. Mystery solved. Thanks DB.

 

[anwat]

That was too easy...come on, another one....