Jetstream Prime: Equipped with ultra-low friction Jetstream ink, high quality and advanced design with addictive smooth writing
Mechanism: Rotating extension type
Ball diameter: 0.5mm
Ink Color: Black
Axis Finish: Front Axis: Brass + Painting / Rear Axis: Brass + Painting / Clip: Steel + Plating
Size: Shaft diameter Φ10.4 x thickness 15.2 x total length 140mm/weight 32.9g