Based on this product's specifications, here are some alternatives and similar models
Mouse feet Endgame Gear OP1 — rubber, 0.5 mm height, black, for Endgame Gear OP1 mouse
Summary description:
Replacement mouse feet for the Endgame Gear OP1 gaming mouse. Made of black rubber with a thickness/height of 0.5 mm, these skates are designed for direct compatibility with the Endgame Gear OP1 to restore or adjust glide characteristics. Suitable for maintaining consistent tracking, reducing friction, and prolonging mouse pad and sensor performance in daily and competitive use.