These are demos that have been used for 3 months in the store. Prices include shipping within the continental US.
Mini Bubble King 160 - $749.99 
Base plate : 7.1" x 7.1"
For tanks from 50 - 135 gallons
800 L/H air - 265 GPH Water
Total height : 21.65" 18 Watt/h Red-Dragon Bubble-King - Skimmer
Mini Bubble King 180 - $849.99
Base plate : 8.25" x 8.25"
For tanks from 100 - 200 gallons
800 L/H air - 396 GPH Water
Total height : 21.65" 28 Watt/h
Red-Dragon Bubble-King - Skimmer