Dura Ace weight weenie.

[mktng]

http://www.bikerumor.com/2013/05/29/found-outrageous-64g-dura-ace-derailleur/


Just. Beautiful

[BumbleBeeDave]

. . . but that thing is going to crumple like a beer can the first time you try to shift it under load.

:eek:

BBD

[pbarry]

For hill climbs, and then only if ur a gambler. I'd like to see the drag created by the modified pullies and the loss in watts over stock.