It has a twist mechanism, works well. The item "Cartier Cougar Gunmetal Gray and Gold Plated Ballpoint Pen with box (used)" is in sale since Friday, July 25, 2014. This item is in the category "Collectibles\Pens & Writing Instruments\Pens\Rollerball Pens\Other Rollerball Pens". The seller is "penfinds4810" and is located in Tokyo. This item can be shipped worldwide.