Brompton Front carrier block for backpack frame Chainring The sleeve makes the seatpost

The sleeve makes the seatpost smaller in order for it to fit into the 31

The size fits all types of Brompton handlebars with or without an extended Seat post and a rear rack

Waterproof: IPx6Installation place: Saddle / Seat postMaterial: AluminumRun time: 20hrs+Battery capacity: 500mAh Li-ion re-chargeable battery

meticulously engineered for Brompton T Line and P Line folding bicycles

Brompton Front carrier block for backpack frame Chainring The sleeve makes the seatpostBrompton Front carrier block for backpack frame Brompton Front carrier block for backpack frame allows you to easily attach Brompton or other bags to the front of your bike, which means that you don't need to carry weight on your back or shoulder. An essential if you are using Brompton luggage; carrying bags on the front of the Brompton is easy and minimizes any effect on bike handling. Fits all Brompton bikes and comes with full instructions.