Thule Pack N' Pedal Side FramesAccessory for the Thule Pack 'n Pedal Tour Rack that allows you to carry virtually any type of pannier and helps balance heavy loads.Lower rail mounts load below the axle for better bike handlingCompatible with virtually all competitor panniersEasy to installSilent and vibration-free performance Volume5 LWeight0.93 lbColorBlackMaterialAluminium, plasticModel number100017