Ring / Pinky rest for: G502X (All Models) G502 Lightspeed G502 Hero MX Master 2 & 3. G502X Benefits from: Ring & Pinky Finger Rest Attached with double sided adhesive, safe for the mouse and strong. Mouse skates on product to provide the same smooth operation! The 502 benefits from: Ring & Pinky Finger Rest Additional Thumb Space Uses existing OEM Clips / Magnet Location - Perfect fit! Mouse skates on product to provide the same smooth operation! MX Master 2&3: Ring & Pinky Finger Rest Attached with double sided adhesive, safe for the mouse and strong Mouse skates on product to provide the same smooth operation! **DOES NOT COME WITH MOUSE**