Pivot Point SLIC Pins U.S. Patented Product Features Self Locking Implanted Cotter Pin (SLIC Pin) U.S. Patent No. 6,872,039 & 7,147,420. Overseas Patents Issued. Features strong spring loaded plunger that functions as an easy insertion ramp. Ideal for limited space applications where cotter pin or retaining clip access is limited. Custom Made to your specifications including plunger shapes, different pin or head styles, various finishes & different pin materials Please refer to the Data Sheet for more technical information. Related Products Halder Ball Lock Pin Configurator Click here for the Ball Lock Pin Configurator Double Loop Hair Pin Cotter Pivot Point Double Loop Hair Pin Cotter Ball locking pins – Safety Handle Ball locking pins with Safety Handle For quick fastening, locking, adjusting, changing and securing. Quickly and easily unlockable.