Description The Osmiroid Italic Fine-Medium Straight gold-plated stainless steel replacement nib unit is an all-in-one piece unit that includes the nib, feed and threaded collar. This is a New Old Stock nib unit that will fit into vintage Osmiroid and vintage Esterbrook fountain pens (will not fit in Dip-Less pens). The Osmiroid nib unit was made in England. Please note: This nib unit will NOT work with the modern Esterbrook Estie MV nib adapter. We offer Free Shipping on all orders over $59 for US customers, and for orders over $250 for our Canadian customers.