Wippermann connex 8se e bike chainthe wippermann connex 8se e bike chain provides excellent protection against corrosion creating a huge service life this is ensured by the larger bearing area of the stainless steel inner link the connex 8se e bike chain is perfectly suited for all 8 speed derailleurs as well as narrow hub gears features dimensions 12 x 332 pin length 660mm roller width 240mm pin hardening xhb links 124 speed 8 7 6 speed narrow hub gear systems weight 322gbuy