T Line is available in 2 different models:

• T Line One: The lightest Brompton ever made. T Line in its purest form, the single-speed machine. Masterfully built to deliver an ultra-light, agile and responsive ride.
• T Line Urban: A complete ultra-lightweight performance package built to move around the city and beyond.  The all-new compact 4-speed gearing system optimised for city riding. 

Both models are available in 2 handlebar options: Low and Mid.

Further information regarding T Line can be found on the dedicated page here.