This tower was specifically designed to hold your toaster system, however you do not have to own a toaster based system to take advantage of it.
The plus kit also includes the following items:
1 x TBC or V-Scope slot with power harness
1 x Drive cooling fan
1 x Card Slot Cooling Fan
1 x Rear Exhaust Fan
3 x Flyer SCSI Cables
5.25" DriveBays: 6 (6 with faceplates)
3.5" DriveyBays: 3 (4 with faceplates)
PSU: Original A4000 Power Supply and additional 230w PSU
Zorro II Slots: None
Zorro III Slots: 4 (or 3 with toaster flyer fitted)
ISA Slots: 4 (non active)
PCI Slots: None
Video Slots: 1
Other Bus Slots: None
Thanks to Nicolas Francfort