Shawn.W.Small

Does anyone in these parts use the Berner oversized derailleur pulleys? or
know anyone that has?

If anyone wants to nerd out on the drivetrain efficiencies this is a good
read
http://djconnel.blogspot.com/2010/08/berner-15-t-derailleur-pulley-upgrade.html

I m curious to have some local opinion on them.
Thank!

Shawn Small
Chief Engineer | Ruckus Components | rethinking carbon
shawn@ruckuscomponents.com |http://www.ruckuscomponents.com