Upgrade or refresh of wheels for your bike? A new wheelset can completely change the look and feel of your bike for the better. When it\'s time to refresh your trusty bike, Trek Genuine Replacement Parts have you covered.PRODUCT DETAILSDoes not include the skewer, reflector, rim strip, valve or owner\'s manual.Quick Release attachment to bike for convenience.SPECIFICATIONSSizeFront, Not applicableRear, ThreadedFT/RRFrontRearDiameter2020\"TypeClincherClincherCassette compatibilityNot applicableThreadedHub width100 mm127 mmHoles3232Butting1414Cross sectionRoundRoundBrake typeRim brakeRim brakeAttachmentQuick releaseQuick releaseNipple locking typeBrassBrassValveSchraderSchrader\"