BP Derailleur 3 Speed Kits

After long time in development, our derailleur 3 speed kits are finally ready. Although derailleur 3 speed modifications for Brompton is not new, we are confident that our kits are ones of the best, if not the best 3 speed kits available.
 
- Widest gear range available 10-14-18T*
- Available for both Brompton stock 1/2 speed rear hub and Hubsmith rear hubs
- Superb shifting performance
- Complete kit – no parts compatibility issues.  
- Simple to install and simple to tune.
- Minimum parts to modify
- Clean install – Retain the original and classic styling of the bike.
- Made from quality material for excellent durability
- Low price
- Including installation and tuning instructions
 
*without cutting or otherwise modifying the rear frame.


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