TWSBI Diamond 580 Replacement Nib Unit
Replacement nib unit for TWSBI Diamond 580 fountain pens.
Both nib and clear Diamond 580 grip section supplied including metal ring. Also suitable for Diamond 540 pens, just swap out the old grip section.
Polished steel nib engraved with TWSBI logo and branding, available in a wide range of nib sizes: fine, medium, broad, extra-fine, stub 1.1mm and stub 1.5mm.
Orders placed before 3pm Monday to Friday will normally be sent out the same day.
UK Orders
FREE Royal Mail Standard delivery for orders over £100, and just £3.75 for smaller orders. Royal Mail Priority is available as an option, for £4.50 on orders over £100, £5.50 on smaller orders. Express available for £9.75, or FREE with any order over £400. No delivery surcharges for Northern Ireland, Highlands & Islands or anywhere else!
International
International deliveries vary in cost, so you'll need to add the items you want to your basket, and enter the checkout to see the options for delivery. Prices and payment methods will reflect your country, and many countries have all taxes and duties included to make things easier and more predictable.
Orders over 2kg
For all orders outside the UK, heavy orders may cost more to send, but the shipping cost will be displayed in the checkout before you commit.
More Information
For more, see our Delivery Information page.
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- Refills & Spares
Replacement nib unit for TWSBI Diamond 580 fountain pens.
Both nib and clear Diamond 580 grip section supplied including metal ring. Also suitable for Diamond 540 pens, just swap out the old grip section.
Polished steel nib engraved with TWSBI logo and branding, available in a wide range of nib sizes: fine, medium, broad, extra-fine, stub 1.1mm and stub 1.5mm.
Orders placed before 3pm Monday to Friday will normally be sent out the same day.
UK Orders
FREE Royal Mail Standard delivery for orders over £100, and just £3.75 for smaller orders. Royal Mail Priority is available as an option, for £4.50 on orders over £100, £5.50 on smaller orders. Express available for £9.75, or FREE with any order over £400. No delivery surcharges for Northern Ireland, Highlands & Islands or anywhere else!
International
International deliveries vary in cost, so you'll need to add the items you want to your basket, and enter the checkout to see the options for delivery. Prices and payment methods will reflect your country, and many countries have all taxes and duties included to make things easier and more predictable.
Orders over 2kg
For all orders outside the UK, heavy orders may cost more to send, but the shipping cost will be displayed in the checkout before you commit.
More Information
For more, see our Delivery Information page.