I've used this stuff on my calipers. It's self leveling 2 part paint, pretty tuff stuff. It comes in red, yellow, blue, silver, black, green, white, purple,and gold. It only comes in gloss though. Each kit covers 4 sq ft or 4 calipers.
http://www.eastwoodcompany.com/itemdy01.asp?T1=10270Z&Dep_Key1=spc