Burnham B48 Nib. (Broad Italic) N581 £19.00 Quantity: at £19.00 each Add To Basket Summary; Manufacturer: Burnham. Designation: B48 Origin: UK. Material: 14ct Gold. Dates from (approx): 1950. Overall Length: 23mm. Writing Width: Broad Italic. Notes: All sizes and measurements are approximate. Any replacement nib may need some adjustment when fitted to the pen. We can fit this nib as part of a service on your pen, email us for details. Postage in the UK is free on this item!