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 Fits planes up to 1.20 size Plastic construction, black in color.
Overall Length : 1.1 in. (29mm)
Hex Nut Size : 1/2 in. (13mm)
Hole Size (drilled through cowl) : 3/8 in.
Length Inside Cowling : 0.6 in. (15mm)