GlowShifts 1/2-14 NPT Male to 1/8-27 NPT Female Thread Adapter allows you to easily install any 1/8-27 NPT thread sensor or fitting to a 1/2-14 NPT port. Each thread adapter is optimal for any sensor used with oil pressure, fuel pressure, air pressure or nitrous pressure gauges by converting the 1/8-27 NPT thread to the proper size needed for the application. Manufactured from high quality brass, this thread adapter is built to be long lasting. At GlowShift Gauges we also back any purchase with unrivaled Customer and Tech Support.