Jesters hugger
From Honda CB1000R Wiki
Made by Skidmarx to Jester's design, in carbon or GRP in several (NOT OE!) colours, it's slightly different to the Skidmarx one. There were some problems with the early ones, but some members have had them fitted for a while now, with no issues. Available direct from Jesters: http://www.jesterstrickbits.co.uk/acatalog/Jesters_Skidmarx_Rear_Hugger_for_CB1000R_08.html