North shore billet derailleur hanger trek top fuelprecision cnc machined derailleur hanger from north shore billet stronger stiffer and made to out perform oem hangers suitable for trek 2010 abp race 2009 top fuel 98 2010 remedy 99 98 8 7 2010 fuel ex 99 98 9 8 8 wsd 2010 top fuel 99 ssl 98 98 wsd 8 8 wsd gary fisher hifi superflyfeatures cnc machined from 6061 t6 aluminium anodized pewter finish this hanger has an m12 x 125 thread on the hanger boss boss is 16