This Du-Bro E/Z Fill Fueling Valve is for aircraft with engines and fuel lines in hard to get at places such as cowlings.
Two-position valve assembly, out to fill tank, in to run engine. Works with gas and glow fuel Plastic construction, black in color.
Overall Length : 1.71 in. (43.5mm)
Hex Nut Size : 0.61 in. (15.5mm)
Hole Size (drilled through cowl) : 1/2 in. (13mm)