i have a few pumps that were removed from various commercial aquarium systems. i posted them of Facebookhttps://www.facebook.com/marketplace/item/441875128250253 and have attached the link https://www.facebook.com/marketplace/item/441875128250253 i dont check my inbox on masc much so contact me via messenger for the fastest reply. mixing tank link https://www.facebook.com/marketplace/item/804321427721237