Leftover from my rig farm (ran out of power available) are 4 brand new Asus R9 290 gpus. These are one of the top brands for mining and the reference cooler design that's highly sought after.

Asking for $600 per card, accepted in BTC/LTC/Doge. (prefer Doge) Free shipping to the US.

http://i.imgur.com/MkKbLSP.jpg