cassetta pacco pignoni campagnolo super record 13sBuilding on the experience gained with Ekar 13s, Campagnolo has developed a new series of cassettes for the Super Record 13 groupset, designed to offer smoother, faster, more precise, and quieter shifting. Thanks to the optimization of available space and the use of the 13 speed chain, it was possible to add an extra gear ratio without changing the freehub body standard: the well established N3W standard is maintained, Features An optimized gear range