Matte Black CR01 CR01-05-MBK Rollerball Pen Water-based Ballpoint Pen OHTO Used only once after purchase. [Brand] OHTO [Product Name] CR01 Water-based Ballpoint Pen [Specifications] Body/Cap: Aluminum, Nib/Head Crown/End Cap: Brass, Clip: SK material, Gripper: Elastomer [Size] Length: Approximately 142mm, Shaft Diameter: Approximately 13.3mmφ, Weight: Approximately 33g [Consumables] Water-based ballpoint pen refill: C-305P (Ball diameter Φ0.5) Please feel free to ask if you have any questions or requests. #Other_ballpoint_pen #Ballpoint_pen_OHTO