The EKAR 13 speed crankset has been designed with high performance gravel riding at it`s coreReplaceable chainrings without crank disassembly make setting up for the perfect ride easyCarbon, steel and alloy construction provide the perfect balance between strength and weightUses Campagnolo`s new Pro-Tech spindle interface, not compatible with Ultra Torque170x40ProTechBlack123x4B1x13UPC/EAN/GTIN: 8053340455667