Tow / lift boom/ wench bed mounted - (omaha in Omaha, NE

I have for sale a bed mounted remote control operated boom/ lifting wench.This was mounted in a utility truck. Was used to lift engines out of Cat type equiptment out in the field.
Looks like a rig in a tow truck but is for lifting and moving super heavy items. Has 50 foot 7000lbs rated cable Wench is electric Wired into charging system. This woul