Shimano Ultegra Threaded Bottom Bracket SM-BBR60 Featuring an easy-to-hold

Featuring an easy-to-hold

cutting sheets

Simple to use: hold the screw head

It comes with an axe head sheath so that you can transport and store it safely

Shimano Ultegra Threaded Bottom Bracket SM-BBR60 Featuring an easy-to-holdMost riders should replace their bike's bottom bracket every one to two years, but factory brackets are highly susceptible to water damage. So if you ride in wet and muddy areas often, you might want to consider replacing your bottom bracket sooner. The Shimano Ultegra BBR60 bottom brackets are light and durable, and surprisingly quiet. They were chosen by Bicycling Magazine as the best overall bottom bracket in 2022, and they're the perfect choice