Fisher Space Original Astronaut Retractable Pen, Metallic : Amazon.co.uk: Stationery & Office Supplies
8 Value PACK Multi Color Parker Style Refills by Fisher Space Pen : Amazon .co.uk: Stationery & Office Supplies
Fisher Space Pen Kit: Nonreflective Military Space Pen, Black Pen Pressurized Refill - Bundle (fisher Space Pen Bullet, Space Pen Refill) : Amazon.co.uk: Stationery & Office Supplies
Fisher Space Pen Refill - Turquoise Ink/Medium Point : Amazon.co.uk: Stationery & Office Supplies