MSRP: $22.00

Other 500:
  512C Mic Pre
  525 Compressor
  550A Discrete 3 Band EQ
  550B 4 Band EQ
  560 Graphic EQ
  5B1 Blank Panel

Rack Frame Options:
  Classic Consoles
  500-6B 6 Slot Lunch Box
  500VPR 10 Slot Rack w/PS