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4 Speed X4 Upgrade

Store / 4 Speed X4 Upgrade

Brompton 4-speed X4 upgrades / mods. Reuse your old wheelset (C Line) and expand to #WiderThanPTLine 4-speed gear range.

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Brompton 5-Speed derailleur upgrade kit for A/C Line (MiniMODs)

Brompton 5-Speed derailleur upgrade kit for A/C Line (MiniMODs)

Brompton 5-Speed derailleur upgrade kit for A/C Line (MiniMODs)

£219.00

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

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

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

£99.00

4 Speed Rear Hub for CLine Brompton with Ceramic Bearing 28 Holes (MiniMODs)

4 Speed Rear Hub for CLine Brompton with Ceramic Bearing 28 Holes (MiniMODs)

4 Speed Rear Hub for CLine Brompton with Ceramic Bearing 28 Holes (MiniMODs)

£175.00

4 Speed X4 Brompton 2/3 speed upgrade kit (MiniMODs)

4 Speed X4 Brompton 2/3 speed upgrade kit (MiniMODs)

4 Speed X4 Brompton 2/3 speed upgrade kit (MiniMODs)

£37.00

Cog Set X4 11/13/17/21T for Brompton 2/6 speed (MiniMODs)

Cog Set X4 11/13/17/21T for Brompton 2/6 speed (MiniMODs)

Cog Set X4 11/13/17/21T for Brompton 2/6 speed (MiniMODs)

£93.00

PYC Chain 11 speed Hollow chain Ultra light /232g-116L /QR

PYC Chain 11 speed Hollow chain Ultra light /232g-116L /QR

PYC Chain 11 speed Hollow chain Ultra light /232g-116L /QR

£37.00

Brompton Stock Thumb Shifter & Bell Adapter (MiniMODs)

Brompton Stock Thumb Shifter & Bell Adapter (MiniMODs)

Brompton Stock Thumb Shifter & Bell Adapter (MiniMODs)

£21.00

Teflon Brake Wire Set with End Cap (MiniMODs)

Teflon Brake Wire Set with End Cap (MiniMODs)

Teflon Brake Wire Set with End Cap (MiniMODs)

£5.00

Thumb Shifter mod kit 2 to 3 speed Brompton upgrade for left hand (MiniMODs)

Thumb Shifter mod kit 2 to 3 speed Brompton upgrade for left hand (MiniMODs)

Thumb Shifter mod kit 2 to 3 speed Brompton upgrade for left hand (MiniMODs)

£17.00

7 Speed Shifter double tap left hand for Brompton upgrade (MiniMODs)

7 Speed Shifter double tap left hand for Brompton upgrade (MiniMODs)

7 Speed Shifter double tap left hand for Brompton upgrade (MiniMODs)

£97.00

7 Speed Shifter MiniMODs "Tadpole" for Brompton upgrade

7 Speed Tadpole Shifter for Brompton upgrade (MiniMODs)

7 Speed Tadpole Shifter for Brompton upgrade (MiniMODs)

£97.00

Brompton 4 speed BLACK derailleur gear shifter with integrated brake lever as seen on P/T Line

Brompton 4 speed BLACK derailleur gear shifter with integrated brake lever as seen on P/T Line

Brompton 4 speed BLACK derailleur gear shifter with integrated brake lever as seen on P/T Line

£52.00

Brompton Bicycle 5 speed thumb shifter (d: 22.2) handlebar w 2m cable (Sturmey Archer)

Brompton Bicycle 5 speed thumb shifter (d: 22.2) handlebar w 2m cable (Sturmey Archer)

Brompton Bicycle 5 speed thumb shifter (d: 22.2) handlebar w 2m cable (Sturmey Archer)

£30.00

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