Everything you see on the pictures, Upgraded after my new tank build so it has been sitting in the box. Premium aquatics sells is for $520 plus new pump $311.

More info:
https://premiumaquatics.com/products/super-reef-octopus-2000-internal-protein-skimmer.html
https://www.coralvue.com/bubble-blaster-2000-skimmer-pump-hy-2000s