ACE FarleyIntroducing the ACE Farley Slipjoint. The slipjoint may be the most ubiquitous type of pocketknife ever. Your father probably carried one. Your grandfather almost certainly carried one. It's very likely that your mother even had one rattling around in her purse. So when GiantMouse began to design their take on the slipjoint, they incorporated their collective feelings of responsibility to prior generations of slipjoint users to get it right to produce