FS: strange 12 bolt

i have a strange 12 bolt for sale for a fourth gen f-body. it has 4.10 gears, hd posi, 33 spline axles, and an aluminum cover. asking $2000 obo. located in urbana, il.

Hey I also live in CU...randomly...and have been looking for a new rear setup.
Could you send me some photos to:
stud176@hotmail.com
Thanks bud