Features: Mouse weight can enhances the stability and control of the mouse, suitable for high-precised gaming and design work. This accessory adopts precised weight of 10g/15g, which is easy to install and ensures excellent handling and precise. Quality zinc alloy, it is full of durability and long time use. Very suitable for esports players, professional, and users who require high-performances mice. Using this essential accessory can improve reaction speed and enhances the gaming experience in competitive game. Specifications: Material: Zinc Alloy Type: 10g, 15g (optional) Size: approx. 3cm/1.18inch Applicable Model: for GPW G502X Plus GPROX SUPERLIGHT Package Includes: 1 Piece Mouse Counter Weight note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.