It works GREAT - a simple stainless steel pulley and silicone belts upgrade

You are surprised how much sonic improvement you would enjoy with just a simple upgrade like stainless steel pulley and silicone belt combo :

Hi Michael, Succeeded. I installed a new metal pulleys and a new silicone strap.                                                      Finally, it works great.  Thank You for Your help. It was worth it! Best Regards Marek (from Poland)

Thanks Marek!