Slim Bolt Action PenSlim Bolt Action Pen: Customizable Precision in a Sleek Profile The Slim Bolt Action Pen offers everything you loved about the original Bolt Action Pen, now in a more streamlined body. With an internally adjustable mechanism and a front tip collet, this pen adapts seamlessly to over 100 refill types, no hacks required. Designed for complete control and a smooth writing experience, it's built to last and ready for everyday carry. Features: Slim pen