Brand new item, in original box. Looking for $500.

• 4U server case features 15 internal 3.5" HDD bays
• Superior cooling design can carry up to 6 120mm front cooling fans in the front and an additional 2 80mm cooling fans in the rear (all fans included in packaging)
• 7 PCI expansion slots and compatible with E-ATX motherboards
• The front panel of the rackmount case includes one USB 3.0 and USB 2.0 ports
• Built in lock adds layer of security to your case and server room

https://www.rosewill.com/product/rsv-l4500u-4u-rackmount-with-15-bays-8-fans/