MiniMODs 5 Speed Upgrade Kit for Brompton Bicycle

MiniMODs 5-Speed Upgrade Kit

Includes:

• X5 Cog Set

• Rear Derailleur Assembly

• 7-Speed Thumb Shifter

Key Features:

• Comes with the X5 Advanced Cog Set pre-installed on the stock wheelset, offering a 5-speed range of 11–25T

• Maximum cog size: 25T (compared to the original 15T max on A/C Line)

• Optimized for use with an 11-speed chain for best performance

• Precision CNC-machined parallelogram derailleur with a spring-activated main body, dual jockey wheels, and mounting fixture

• CNC-machined aluminum alloy components: lightweight derailleur, tensioner arms, fixture, and thumb shifter

• Titanium tensioner spring for improved durability and responsiveness

• Double-tap 7-speed thumb shifter with included cable

• Compatible with A Line and C Line frames (P/T Line-specific version available in a separate listing)