Facebook Twitter LinkedIn Pinterest Bluesky Threads What is the cause of the crunchy movement my pulley wheels or the deore on sram chain/chainring? There's also a little bit of a gap between the bb and the chainring but reddit won't let me add picture. Should that be there? More drivetrain maintenance Qs byu/DMT4500 inbikewrench by DMT4500 Bicycling Bike Bike Repair Biking Cycling Repair