The bottom bracket is the unsung workhorse of any bicycle. Treat your Brompton to a special upgrade with titanium bottom bracket from Ti Parts Workshop. This bottom bracket weighs 142g; that's 107g lighter than the 249g bottom bracket that comes stock on your Brompton. Best of all, Enduro ceramic bearings guarantee maximum performance and longevity, ensuring that your cranks stay spinning smoothly for many miles to come.
