Here's the ebay link:
http://www.ebay.com/itm/221432998178?ssPageName=STRK:MEWAX:IT&_trksid=p3984.m1423.l2649
Being new to all this (but having shopped around a lot) this seems like a good deal.
For a disc/disc setup in my 3100 would I need a prop valve, too? If so, how hard is it to bend the short lines from the mc to the prop valve?