Wiz knee sliders in all sorts of styles, from cheapo black or white plain ones, to fancy coloured and emblazened ones, as well as my personal fav the leather sliders, can be had from Ian at TW performance. They advertise in AMCN all the time.
http://www.tw-performance.com.au ,
or 0405 541 278, tell Ian Strika sent ya and he will look after you. He's a top guy, who does good gear, at reasonable prices and has always been awesome to deal with. He does a whole heap of other stuff too. Including the now mandatory for racing chain gaurds, tools, brake bleed kits, brake pads, levers, reasrsets, pretty much anything bike! Especially performance stuff!

"I hate to advocate drugs, alcohol, violence or insanity to anyone, but they've always worked for me" Hunter S. Thompson.
There are really only two questions in life. 1.Which way do i go? 2.What is the lap record?