your opponents better run and hide-because against the new kontrolfreek fps vortex - no one is safe! With one full size, convex stick designed for accuracy, and one shorter, cqc-style stick that' s concave for comfort and grip, vortex represents the perfect combination for just about any gameplay situation. the taller fps freek (0.49 inches tall) is intended for your right thumbstick - to give you more leverage and precision while aiming. The lower profile cqc-style sticks (0.30 inches tall) are designed to add grip to your left thumbstick without adding much height. though the two sticks differ in height and function, each one employs a soft and comfortable rubber thumb pad and features a laser-etched design that adapts to the pressure you put on it. The synergistic fps freek vortex is ideal for those who desire enhanced precision for their aiming stick but only wish to add grip to their movement stick. key features convex right stick for enhanced precision improved accuracy while aiming makes target acquisition much faster concave left stick for grip and comfort reduces hand and thumb fatigue works great in games like: call of duty: ghosts battlefield 4 halo 5 grand theft auto v call of duty: black ops iii.