Atlantis 3.5 Inch Sight Gauge Tank Extension

site gauge tank extension adaptors, for tanks where the outlet is recessed and where a site gague is to be fitted.

theses are 1″ male bsp with a back nut one end and 1/2″ bsp female the other end for connecting either a tankmaster valve or a push button sight gauge.

these are available in 3 different common sizes.