What is this frame tab for? Body panel?

devianteng

Well-Known Member
Circled in red.
250FB7F4-C6D7-4717-BFB0-6F338D66BBF3.jpeg
Is this for the body panels, or something else? I’m planning to weld up truck tabs for inset body panels and wondering if I’ll need the circled tab, or if I can cut it off.

Thanks!
 
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