I am selling a Antminer S7 Batch 10 and power supply on ebay. It was used only for a few months. Perfect working conditions. If you are interested here is the link on ebay. If you would like to negotiate a deal please let me know. Only US shipping. Thanks!
http://www.ebay.com/itm/BITMAIN-ANTMINER-S7-BATCH-10-4-73-T-H-Power-Supply-APW3-12-1600-B2-/192013006097?hash=item2cb4ddf511:g:WZcAAOSw8w1X6-12