Welcome to the new and improved Proflex / K2 Tech Forum!
are those 753 stickers original? as they did the 552 in white most popular in blue though. is that a quill stem 1 1/4" if so i have a black flexstem lying around you can have for nowt also some rigid threaded pro-flex forks but they only fit 16" frame.used them for about 3 month back in 1993 then swapped to vectors.