For Sale : Shimano 105 compact chainset - £60 Mar 8, 2014 13:15:53 GMT via the ProBoards App Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by sionwms on Mar 8, 2014 13:15:53 GMT 50x34 rings, 172.5mm length.Great condition used twice, slight mark as shown in photo from where they scratched against wall. (No BB) Message me for further detailsAttachments: