Go to:
http://www.missouriturfpaint.com/siteindx.html
It is a great site for stenciling and line painting equipment.
or this:
http://www.pioneer-mfg.com/
or this:
http://www.worldclasspaints.com/index.php
world class paints is definately the best company for sports turf painting.
I don't believe they show the prices for the equipment but do provide picures and info on them.