Jim wrote:
Hello there,

I was reading the Trek Web site, and found the 520 comes with bar-end
shifters.
What benefits do the Shimano Dura-Ace bar-end shifters offer, compared
with
modern integrated shifters?

among all the other excellent reasons:
you can shift gears without dropping your sandwich
you can shift with frozen fingers
Ergopower in rollercoaster hills gives me RSI
--
---
Marten Gerritsen

INFOapestaartjeM-GINEERINGpuntNL
www.m-gineering.nl