Bike Chain Tensioner Lightweight Rear Derailleur Stabilizer for Folding Bikes

Description:

- Bike Parts: The chain tensioner support single speed, external 2 speeds, internal 3 speeds, internal 5 speeds, and internal 8 speeds.

- Material: Made of engineering ABS, CNC processing, durable and sturdy.

- Function: Designed to provide simple, effective and adjustable way to tension chain and speeds change.

- Feature: Lightweight and compact, easily install and use. Nice accessory for cycling lovers.

- Application: Suitable for folding bikes.

Specification:

- Material: ABS,

- Color: Black Size Chart: 6.5cmx10.7cm/2.56inchx4.21inch

Package Includes: 1 Chain Tensioner

Note: 1. Please allow slightly error due to manual measurement.