![Doc Tuba Inflate valve 9mm non return Doc Tuba Inflate valve 9mm non return](https://shop.kitesailing.ch/84189-large_default/doc-tuba-inflate-valve-9mm-non-return.jpg)
Standard 9mm non-return kite valve with membrane for inflation and deflation. You will find this valve on older kites, mostly on struts.
Good thing of this valve is that membrane is holding air good.
78mm self sticking base