ERGO CLASSIC EXTRA-SOFT BLACK VINYL 165 MM Trek: 6-series Madone - 2010-2011

Trek: 6-series Madone - 2010-2011 / Cronus CX Pro - 2012-2013 / Cronus CX Ultimate - 2012-2013 / Cronus CX Ultimate Frameset - 2012-2013 / Custom Madone 6 Series - 2012 / Custom Madone 6 Series SSL - 2012 / Custom Madone 6 Series SSL WSD - 2012 / Custom Madone 6 Series WSD - 2012 / Custom Speed Conc

Addit features a second lower mounting tube for positioning panniers lower resulting in more riding and directional stability of the bicycle

The first high end dirtboard for kids mountain bikes

Dual row flanged bearings used adapt a BB86/92 bottom bracket shell to fit 29mm spindle Sram DUB cranks

New and improved anti-wobble for a more secure fit

ERGO CLASSIC EXTRA-SOFT BLACK VINYL 165 MM Trek: 6-series Madone - 2010-2011Ride in healthy comfort No pain No more numb butt Ride safe ScotchliteTM reflectors on back In compliance with requirements established by N. I. C. S. H. (National Institute of Occupational Safety and Health)