Using an Eccentric BB (https://www.firstcomponents.com/bottom-brackets/) to adjust chain tension and bottom bracket height. If you have an English Threaded BSA bottom bracket setup, you will be good to go straight away with this model. The set fits just like any other BSA 24 threads per inch unit. Whereas you normally loosen and adjust your single speed chain tension through loosening the wheel nuts. Once the eccentric BB is fitted though there will be no need for this. The set comes with different sized spacers and a wavy washer along with a dedicated tool for installation and removal. You use a 2mm ...