Free 1 cartridge with each purchase Weight 3.9 ounces Manufacturer Pilot     Body Material Metal (Brass) Capped or Retractable Capped - Snap On Clip Material Metal Clippable Yes Converter Included Yes Diameter - Grip 9.8 mm Diameter - Max 13.2 mm Filling Mechanism Converter， Cartridge - Proprietary         Length - Capped 13.8 cm / 5.4 inches Length - Posted 15.3 cm / 6.0 inches Length - Uncapped 12.5 cm / 4.9 inches Nib Color Silver Nib Material Steel Nib Size Fine Pre-Installed Ink Color Black Tip Length 18.0 mm