Saving Old Seagulls

As above,the one with the pip type venty thing,got it with a few bits and pieces,it was on an old Anzani tank,I've been informed that it's a bit rare? Anyone want it? throw me an offer.

Pm sent

I did see it on Ebay, but I didn't need one.

if its brass all round ..i'm in the market
just to complete one of the flock

I'm giving Hugz first refusal.
Yes it's brass.its been painted ,I've wirewooled the paint off and it's nickel on brass as far as l can tell,definitely brass.
Sorry for my lack of knowledge, lm just getting the Gull bug.Fun isn't it.