I have a bike that’s chain is jumping off the lower pulley wheel when the crank is being ridden hard. Pulley wheels were worn and have been replaced chain is under .5% Any thoughts ? by jamesrichards91 Bicycling Bike Bike Repair Biking Cycling Repair
October 10, 2024Shimano tiagra/105 power meter crank is 3mm shy of seating properly. Is this safe or should I prioritize a Shimano BB ASAP?