Brass fuel filter. It's missing a screen, otherwise, it is OK.
It is marked "Harford Petrol Filter H.H. Ltd." I believe it's British made.
I can send more photos and I accept PayPal.
Three 1920s fueltankcaps of unknown origin. Probably for US
cars.Inner diameter 4 1/2 cms.There is the letter "G" for Gas ? on the
inside of these good condition caps. Price is for one.€95Location Eibergen NL.