Bolt ID

I know this is a long shot but I’ve got the car back together with 1 bolt left over and a few missing. This is the one that is left and I can not figure out where it went. Already wasted 30 minutes trying to thread it into the block though the trans housing.

DB3F7CE8-43BA-4C5D-BEA1-AA53B4A17111.jpeg

5324ADBE-2DE2-4A99-ABFE-76962B0777CC.jpeg

CC795616-A4B6-4AE4-9DAD-D3A2AB7C011C.jpeg