Use this mod set to improve control, comfort, and consistency on your Xbox One setup. Key benefits Better grip and comfort: Concave left stick reduces hand and thumb fatigue during long sessions, improving control for shooters and fast-paced games. Customizable feel: Includes both convex and concave options so you can choose the stick shape that suits your play style. Easy upgrade for Xbox One: Designed to work with regular Xbox One controllers and to serve as a drop-in replacement for Xbox One wireless controller components. What’s included 4 convex handles 2 concave handles Concave left stick designed for enhanced grip and comfort (recommended for Halo, COD) Compatibility and function For use with regular Xbox One controllers and Xbox One wireless controller setups Functions as a mod set to change thumbstick shape and feel, helping reduce fatigue and improve sustained accuracy Simple swap-in parts to alter performance without replacing your whole controller Performance highlights Concave left stick improves thumb contact and grip under rapid or sustained input Convex options provide a smoother, more rounded feel for different play styles Helps reduce hand strain during extended gaming sessions Use scenarios Competitive shooter sessions (Halo, Call of Duty): Swap to the concave left stick for firmer thumb contact and steadier aiming during long matches. Marathon multiplayer or co-op sessions: Reduce thumb and hand fatigue so you stay comfortable over hours of play. Casual play and controller customization: Mix convex and concave handles to find the most comfortable setup for different games. Why this set matters Gives you immediate, reversible control changes without buying a new controller Lets you tailor stick shape to the game and your grip for better comfort and performance Keeps compatibility and function consistent with Xbox One and Xbox One wireless controller models Note: This product is a set of mod handles for Xbox One controllers and is intended to replace or modify controller thumbsticks as described.