"the rear mech however is the brains of the system" http://www.cyclist.co.uk/tutorials/1011/how-to-assemble-sram-etap
?
I can report that etap works just fine without the front mech.
@hippy started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
"the rear mech however is the brains of the system"
http://www.cyclist.co.uk/tutorials/1011/how-to-assemble-sram-etap
?