We have flown it extensively in every jet we could find and have tried every possible maneuver and unusual attitude combined with every possible throttle position - you just can't make it quit!
Standard they come with 3 nipples.
Please select wich nipples you need
Optional you can make a second tank connection you just need a extra nipple.
all nipples exept for refilling is G1/8
the fill and drain is G1/8 port