Naish one pump valve for their external one pump system. This is the valve used on the strut of the kite to receive the air from the leading edge. This valve is about 25mm tall including the bottom and fits through a hole of about 25mm in the leading edge.
The Naish 90 degree one pump valve is naked, it has no sticky patch to aid fitting. These valves are sold to experienced repairers that require just the valve.