Provides a clean and sleek look for your Saris Bones rack, these end caps allow excess strap length to be tucked neatly inside rack - Provides a clean and sleek look for your Saris Bones rack - Upgrade your current Bones or Bones EX rack (pre-2022) - Compatible with: Bones or Bones EX racks - Not compatible to use with any Bones Hitch racks or SUPERBones