Fill Adapter for the for all Halkey-Roberts Valve - type valves. fits the 2 common pump hose sizes 1/2" and 3/4" and has spacers to allow for a lentgh variation.
This adapter will work in the following brands AB, Walker Bay, Caribe, Nautica, Highfield.
If will not work in brands using a Leafield type valve ( Zodiac, Avon and some newer boats that have changed to leafield valves), or Achilles
Universal HR type valve Adapter