Wing/Kite Air Pump Gauge Test Interconnect Adapter

Happy New Year 2025! There has been wide speculation that the cheaply mass-produced air pumps used for wingfoiling and kitefoiling might not have the most accurate pressure gauges. If you have access to multiple pumps, there's actually a very easy way to compare two pumps by connecting the hoses together and applying pressure on one pump. Both gauges should show the same reading. By checking many pumps, you can find the ones that don't show the correct pressure. It helps to have one person read