IgorsLAB posted a review on the Mointain Makalu 67
A quote from the article:
The Makalu 67 is a lightweight wired gaming mouse with RGB lighting and the new PixArt PMW 3370 sensor. After using only ultra-light mice for over a year now, I dont get along so well with mice weighing more than 90 grams anymore.Mointain Makalu 67 Review