There are a few things adding weight to your racket can effect. Stability, manoeuvrability and power. Then there are a few places you can add weight to your racket in order to effect these elements.
This video with, Seb Proisy, outlines exactly what happens you add weight, how you add weight and why you might want that for your game.
The Elements Of The Game series is designed for you to get the most our of your racket and while there is so much to think about – swing weight can often be an element that gets left behind. Find out more on the video above or watch the full series of ‘EOTG’ videos here https://www.youtube.com/playlist?list=PLUOIzoBzSt7qOu4UXt9tjJBROa5PeLun2