Brompton Bike Rear Derailleur Tensioner PulleyBrompton Bike Rear Derailleur Tensioner Pulley Product Information Name: Brompton Bike Rear Derailleur Tensioner Pulley Material: Aluminum alloy Guide gear teeth: 10 Weight: 127g Colours: gray silver gold red Supports: 1 speed, 2 speed,3 speed, 6 speed Internal and external shifting are available

it offers full protection against dust

When riding under the rain

upside-down

worn over the shoulder

M51 and M61 screws

waterproof

Built-in USB charging port – connect your power bank inside

Quad Lock Mechanism: Securely attaches your iPhone to your bicycle handlebars with a reliable Quad Lock system

Its primary functions include:

maintaining the convenience and compactness that Brompton is known for

ONLY use the 3M Sticky Pad / Clip with a case that has a smooth hardback so that the 3M tape can stick to your case firmly

Product Specifications: