Brompton 7-Speed derailleur upgrade kit for P-T Line (MiniMODs)

Product Details

Item location: Taiwan

Status: In Stock

Payment: Paypal, Credit Card

Ship to:: Worldwide

7 Speed X7 Brompton P T Line & Electric P upgrade kit: derailleur, tensioner, ceramic bushing & jockey wheels (MiniMODs)

upgrade kit: derailleur, tensioner, ceramic bushing & jockey wheels (MiniMODs)

Aluminum alloy CNC machined lightweight colorful tensioner arms, parallelogram derailleur, and fixture.
Compatible with P/T Line or Electric P Line frame (A/C Line versions are in other listing). Compatible with X7 advanced Cog Set on stock wheel set for up to 7 speed 11-28t (#X7AdvancedCogSet), or you will need to pair with 3rd party rear wheel with multi-cogs compatibility to take 7 or more cogs (7 speed/28t possible), these are not included.
Compatible up to 28T cog (original max 18T on P/T Line)
Titanium Tensioner Spring.
Smooth surface treatment with multiple colours to match your style.
Limited colour might only be available in 1st batch production.
Listing is default only one tensioner arm for P/T Line (compatible to stock advanced parallelogram derailleur up to 5 speed 22T). You can add optional parallelogram derailleur (Spring activated main body, 2 Jocky wheels, fixture for further gear range). Cogs, thumb shifter, shifting cable and 3rd party upgrade wheelset are not included but optional.
Tested 11-28T/ 7 speed possible on stock wheel with our optional derailleur.
Special combo order offer if combined with X7 Advanced Cog Set (11-13-17-21-25-28T) for stock original advanced rear wheel.
Please see A/C Line version in this LISTING.

This modification is more difficult than the rather easy "plug and play" X3 Unibody Cogset external 3 speed upgrade. (please expect some more time and patience to finetune the result).
Do not recommand this as a DIY project, please consult your LBS mechanic before order.