Brompton chain installation, removal and length guide

The Brompton folding bicycle chain

They wear out (to help prevent this - keep it clean) and need changing - we also recommend changing the rear sprockets at the same time

https://brilliantbikes.co.uk/55-bromp...

In this video we show you:
Some history: 0:34
How to choose the right size replacement chain: 1:22
How to remove your existing chain: 2:07
How to install a new chain: 3:58
The different chain / sprocket combinations: 6:13

Chain length - 96 links: 6:13
44T front chain ring with single 12/13/14 tooth rear sprocket

Chain length - 98 links: 6:28
50T front chain ring with single 12/13/14T rear sprocket (standard 3 speed uses this)
44T front chain ring with single 16T rear sprocket or double rear sprocket

Chain length - 100 links: 7:02
50T front chain ring with double rear sprocket (12/16 or 13/16)
54T front chain ring with single rear sprocket (12/13/14)

Chain length - 102 links: 7:32
54 front chain ring with double rear sprockets (12/16 or 13/16T)
Standard 2 speed uses a 54T front and 12/16 combination on the rear (so this is the chain for that)