hiy all, first i would like to know, what year did the blue magura hs33s come out. thanks. and 2 is what size bolt do i get the one which holds the two halves of the evolution adaptors together. im looking at the ones on chainreactioncycles.com. there are three different types! Evo II M5x34mm x 2 New M5x32mm x 2 Old M5 x25mm x 2 and how do i know what size to get?? !! thanks alot. josh