- The perfect quick-mount rear rack system attaches to road, cross, hybrid or touring bike seatstays. This one-size-fits-all front rack features an innovative top plate that adjusts to level independent the seatstay angle. Integrated QuickTrack™ system allows Topeak TrunkBags to slide and lock into place and release with a the push of a button. Innovative hook and loop strap mounting system cinches down tight to keep the load stable and allow mounting on a wide range of bikes. Also compatible with KLICKfix® / RackTime® Snapit or Vario system bags.