Razer Basilisk V3 101g Wired Gaming Mouse YT01__VpCrAJHyvMI the Gladius series continues to including 2 replaceable thumbstick the Gladius series continues to push through boundaries while retaining the essential characteristic that makes the series so unique – an asymmetrical shape that provides lasting comfort for a variety of right handed grip styles allowing connection to one mouse and one keyboard through a single USB dongle with uncompromised performance the mouse’s ergonomic form factor perfectly supports your hand while its buttons are optimally positioned for quick and easy access all while it reacts dynamically with over 150 Chroma integrated games