Three speed, five speed and six speed Brompton bikes use a hub gear rear wheel. Here we list all of the controls needed for the hub gears, from triggers / shifters, to gear cables and indicator chains.
Brompton Gear trigger, 3 speed - works with both Sturmey Archer and SRAM 3 speed hub gears
Brompton 3 speed gear cable for M-type handlebars - suitable for both SRAM and Sturmey Archer hub gears on a long wheel base Brompton. Note: For Pre-2017 gear levers
Brompton hub gear cable, 3 speed - Sturmey Archer and SRAM, S-type brompton for Brompton 3 speed trigger. For pre-2017 model Brompton triggers
Brompton gear cable, 3 speed - H-type (pre-2017 trigger)
Brompton gear cable, 3 speed - Sturmey Archer and SRAM, P-type brompton, long wheel base - for Brompton 3 speed trigger.
Brompton hub gear cable pulley assembly - QCPULA. This routes the hub gear cable through a 90 degree bend just before attachment to the gear indicator chain.
Brompton hub gear cable anchorage - Sturmey Archer Connects the hub gear cable to the gear indicator chain.
Brompton Gear indicator chain for 3 speed Sturmey, Alloy shell and BWR 6 speed hubs - SA II
Brompton hub gear indicator chain for blue 5 speed Sturmey Archer (post 1999) - QGICH5B
Brompton gear indicator chain for older (pre-2004) 3 speed Sturmey Archer hub-gears (hubs with a steel shell - rather than the current alloy shell)
Sturmey Archer 5 speed Hub Gear trigger