kontrolfreek call of duty: modern warfare - a.d.s. performance thumbsticks for playstation 4 (ps4) | 2 high-rise, concave | transparent/black kontrolfreek join the recruits and train like never before with call of duty: modern warfare - a.d.s. performance thumbsticks. these high-rise performance thumbsticks feature an original modern warfare design in a unique transparent material. they were designed to take your multiplayer skills to the next level, helping you lock onto targets and improving clarity when you aim down sights. a.d.s. stands for aim down sights, a tactic as timeless as the call of duty franchise. just like when you aim down sights in-game, these high-rise performance thumbsticks will optimize your accuracy. with a 120% increase in your arc distance, you’ll be able to snap to targets faster, and make smaller, more precise movements, particularly when using higher in-game sensitivities. plus, our unique materials and modern warfare design will increase your comfort and grip to help you maintain control no matter how hard the fight.