New Leonardo stainless steel elastic nib (F) - very nice if you like a bit of spring! In their new Momento Zero Grande Mosaico, Mango edition : r/fountainpens
Leonardo Furore Grande Review - YouTube
Leonardo gold elastic vs steel elastic : r/fountainpens
Gourmet Pens: Leonardo Officina Italiana Momento Zero Jade Fountain Pen - Steel Extra-fine Elastic Nib