• Made of quality PC plastic, ensuring good performance and long-term durability
• Easy to install and remove
• It can keep your bike chain tight
• It is a great accessory for driving enthusiasts

Specification:

• Material: PC engineering plastic
• Applicability: only for single speed, inner 3 speed, outer 2 speed, inner 5 speed, inner 8 speed

Note: This is only suitable for Brompton bicycles.