A revolutionary GPS Cycle computer...
O.Symetric are the most efficient oval chainrings ever. With O.Symetric you get the best off you effort while cycling. This chainrings are been used by Tour de France winner of 2012, 2013, 2015 en 2016!
5ml IceToolz anti-slip paste. Anti-seize pasta
Due to relocation, O.Symetric chainrings are temporarily unavailable. Available again in early March.