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Brompton C Line chain 100 Links 3/32 inch with PowerLink

100 link chain for:

2-speed or 6-speed 16 inch wheel Brompton with 50T front chainring

or 

3-speed 16 inch wheel Brompton with 13T single rear sprocket and 54T front chainring

Brompton Q part code: Q100005
C Line A Line
  • Brand - Brompton


100 link Brompton chain

Brompton chain with 100 links (1/2" x 3/32") made by SRAM and complete with PowerLink for easy connection of the chain

We recommend that if changing your chain you also change the sprockets at the same time

Chain compatibility:

This chain fits the following 16 inch Brompton models: 

  • Standard 6-speed Brompton (SRAM or Sturmey Archer BWR rear hub) - with 50T front chain ring - so standard C Line 6-speed gearing
  • 2-speed / urban (12/16T with reduced gearing 50T front chain ring)
  • 13T 3-speed with a 54 tooth front chainring
  • 14T 3-speed with a 54 tooth front chainring

Note: if your chainring is smaller you would need to remove links (e.g. if changed from 50 to 44 you would remove two links) - or purchase a QCHAIN098DR - 98 link chain

If your chainring is bigger your would need a chain with more links (e.g. if changed from 50 to 54 teeth you would need two extra links - giving a chain length of 102 links - QCHAIN102DR - 102 link chain)

This chain is NOT compatible with the following Brompton models:

  • C Line / C Line Electric 12-speed
  • P Line / P Line Electric
  • G Line / G Line Electric
  • T Line


Tools Required:

To remove your old chain and re-install this new one you may need a chain tool such as the CT-3.3 or CT-5 from Park Tool or a pair of master link pliers

Installing the new chain will be easier as it comes with a SRAM PowerLink (we would still recommend a pair of master link pliers such as the MLP-1.2 pliers from Park Tool

Brompton chain length summary:

ChainringOne Rear Sprocket
Two Rear Sprockets
54 tooth 12 or 13t 100 Links 12/16t, 13/16t or 13/15t 102 Links
50 tooth 12t or 13t 98 Links 12/16t, 13/16t or 13/15t 100 Links
44 tooth 12t, 13t or 14t 96 Links 12/16t, 13/16t or 13/15t 98 Links


We made this video (below) on how to choose the right size chain, remove the existing chain and install a new chain on your Brompton folding bike


Brompton 2020 Q part code: Q100005
Brompton Q part code: QCHAIN100DR
Brompton part number: 9022045 



Brand Brompton