http://bikeisland.com/cgi-bin/BKTK_S...ls&ProdID=1723
or
http://bikeisland.com/cgi-bin/BKTK_S...ls&ProdID=1722
Ti and if you really wanna stay below your $600, you can come close by selling off the fork.
Sounds like fun with your dirt and water trips!
bryan d