Precision-crafted from aerospace-grade metal, this exceptional writing instrument is designed to be your treasured companion for years to come. Manufactured in England, this mechanical pen offers a reassuring weight and ergonomic design that limits hand fatigue during extended writing sessions. The pen features a knurled grip and large diameter for comfortable handling, while the contoured knurled crown allows for effortless one-handed operation to lock the nib in place with a single twist. Machine-turned to perfection, this pen exemplifies superior craftsmanship and attention to detail. Elevate your writing experience with this meticulously designed pen, combining functionality, durability, and style in a sleek, portable package that's built to last. Details: Metal: Aerospace-grade 316 stainless steel from Europe, CNC machined in Birmingham, UK. Cartridge: Fisher Space Pen® PR4 Pressurised ink cartridge from Boulder City, US. Packaging: Waxed cotton sleeve from Halley Stevensons in Scotland or Oeko-Tex double thickness cotton sleeve from Poland, Europe. Finish: Laser engraved, assembled by hand and packaged in London, UK. Weight: 48g (1.7oz) Dimensions: 10mm (0.37”) diameter, 117.5mm (4.63”) length Cartridge: Black Fisher Space Pen® PR4 cartridge included, can also fit Schmidt Megaline 4889 Inscriptions: Max 35 characters Engraving: All inscriptions are in capital letters and run along the length of the barrel Considerations: Stainless steel doesn't require additional care. This pen will withstand almost anything you can throw at it without losing a shade of its original glory.