Adapter Ring [female thread] attaches to Katadyn Gravity Camp 6L or Katadyn Base Camp Pro 10L water bag / male thread for use with a Katadyn BeFree filter element]. Integrated hose suspension to attach the outlet hose to the Adapter Ring. Quick-release valve with automatic outlet stop [Female thread attaches to Katadyn BeFree replacement filter / quick-release fastener for quick-connect coupling]. The Upgrade Kit requires a BeFree filter element [sold separately] and an existing 6L or 10L water filter system with accessories.
