Brompton Gear Lever 2-speed (left) with integrated Brake Lever - black

Gear lever 2-speed (left) with integrated brake lever for Brompton folding bikes from 2017.

2-speed shifters are used on 2-speed and 6-speed bikes and control the rear derailleur gear mechanism. On Brompton 6-speed bikes the 2-speed derailleur works in conjunction with a 3-speed hub gear system, giving 6 gears in total.