This is the most popular HR Valve adaptor for all Seamax SUP electric air pump. If your pump's adaptor was lost or damaged, and you don't want to order a completed version 2 new air hose kit and includes the parts. this item could be your best choice. One order comes with 2 screw-in valves adaptor and O rings.
Please know this valve adaptor is only good for the Seamax SUP electric air pump, it is not suitable for manual SUP air pump or other models of electric pump. Make sure you need this parts before purchase, since all the parts are not the refundable items.