What is the best crank length for MTB?
What is the best crank length for MTB? Trail/Enduro - 170mm crank arm length is the most commonly used size and is recommended to keep a good leverage ratio and have a bit more ground clearance due to having more travel. Can I replace crankset on bike? Cranks may be removed to replace cranks or chainrings, service the bottom bracket bearings, or to clean the chainrings. To know the service options you will need to know the type of crank and type of bottom bracket bearing system installed in the bicycle. What are bottom bracket spacers for? Bottom bracket spacers...