Thank you for viewing. Product Name: Logitech G Pro X Superlight Mouse Switch Board Contents: - Left and Right Clicks: Genuine microswitches, working well - Center Wheel (Middle button switch + roller encoder): May have unstable operation Condition: Used. Parts removed from a mouse used for approximately 2 years. Notes: - The center wheel may not operate stably, so please use it for repair or parts replacement. - Please handle with care as these are small circuit board parts. - Returns and exchanges are not accepted after purchase. Thank you.