External bearing bottom bracket - The lightest threaded option!

Curious about external bearing bottom brackets? In this short video, we’ll explore the design and benefits of these lightweight threaded bottom brackets. With two cups containing sealed bearings, a plastic sleeve, and spacers, these bottom brackets offer a streamlined, durable option for cyclists. Unlike other types, the axle is integrated with the crank, not the bottom bracket.
I’ll also explain the differences between the common widths of 68mm/73mm and 83mm shells, and why it’s important to check compatibility between mountain bike and road bike versions before purchasing a replacement.