Is this the nub?

[mariaalfie2009]

Is this the nub that I drew an arrow too and what are your guesses on pink or blue
Thanks

[wonde]

I don't think so, I never saw a nub pointing down like that. Do you have any other photos ?

[Claire33]

That's not a nub. The nub is hidden by the leg here. More pics?

[mariaalfie2009]

I only got that pic.