The Bontrager AT-750 700C Front Track Wheel. A practical Wheel to accompany your track bike build.KEY FEATURESDouble WallNon Eyeletted RimsClincher RimSchrader ValvePlease note: Does not include, Skewer, reflector, rim strip or valve.SPECIFICATIONSSizeFront, Not applicableRear, Threaded trackFT/RRFrontRearDiameter700C700CTypeClincherClincherCassette compatibilityNot applicableThreaded trackHub width100 mm120mmHoles3232Butting1414Cross sectionRoundRoundBrake typeRim brakeRim brakeAttachmentBolt-onBolt-onNipple locking typeNot applicableNot applicableValveSchraderSchrader