Join Date: Jun 2010
Location: NW,Oregon Coast
Mentioned: 29 Post(s)
Tagged: 0 Thread(s)
Quoted: 1858 Post(s)
the differences, were less,
Indexing benefits from shifting ramps , lifting pins,
. and shortened tooth tips, to shift early.
friction shifting , is an over shift and adjust back to re center late shifting scheme..
so triple middle rings on the inside face of those chainrings is like the inside face of outer chainrings..
Either feature laden... or not..