are you saying RC4 or RX4?
RC4 encompasses a whole spectum of skis.
if you are saying RX4 here is some info.
i pro rep for fischer and can get you a new or used pair of the RX4's.
send a p.m. with an e-mail address and i'll get you prices. i can also provide references here of folks i have sold skis to in the past
with railflex (new) they will be about $380.00 plus shipping.
non railflex (new) around $280 plus shipping.
a used pair with a demo binding around $250 plus shipping.
There are plenty available out here.