it's a set of sliders that are mounted witout cutting bodywork: link : KIT TAMPONI PARATELAIO BARRACUDA HONDA CBR 1000 RR 08 | eBay Montage is not so easy as you have to put nut into the frame using magnetic holder, but it can be done, and i find them looking good, and very well made on my bike:
Barracuda does not make a set for 06 cbr, but try Italian Evotech: EVOTECH TAMPONI PARATELAIO KIT STREET DEFENDER HONDA CBR 1000 RR 2006 - 2007 | eBay