Parker Quink Ballpoint Pen Refill Medium Black Blister (Pack of 12) S0909550Parker Quink technology provides silky smooth writing with a specially formulated liquid that resists blockages. Each refill features a medium nib for general handwriting. For use with your Parker ballpoint pen, simply unscrew the pen's cap, remove the empty cartridge and insert a fresh refill for continued performance. This pack contains 12 medium black ballpoint refills. Quink refill for Parker ballpoint pens Parker Quink technology for smooth