Full Speed Ahead Metropolis Patterson Crankset Features
An internal planetary geared crankset, compatible with most conventional frames, providing a 1.6 to 1 gear ratio. Instantaneous gear changes under any kind of load.- An internal planetary geared crankset, compatible with most conventional frames, providing a 1.6 to 1 gear ratio. Instantaneous gear changes under any kind of load.
- Includes auxiliary tool, spindle bolt, set screws, seal washer, tall cable guide
- Designed by Sam Patterson
- Die cast alloy crank arms
- External bearing BB included