To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyses reviews to verify trustworthiness.
I install these on my instruments whenever I build something new or start experiencing any crackle from a jack that needs maintenance. Jacks experience a lot of wear and tear over the years. These just seem to consistently solve the problem. I love em.