these are the newer 90's to present day versions as they have no body pins
see the link for the 1987 1st gen crupi pedals
http://bmxmuseum.com/forums/viewtopic.php?id=13480going by posts on there the history is
Late 80s . has the pins and that is the 1st gen squares. Now rounds there us foil label 1st, script is 2nd with pins, crupi with pins 3 lines is 3rd and fourth is crupi with lines with no pins
