Description:

【Material】: Made from a sturdy combination of metal and nylon, these Pulley Chain Tensioner Rollers are designed to withstand regular use and last for a long time.
【Size】: Each wheel measures 0.35inch in bearing hole diameter and 0.79inch in thickness, making them suitable for various applications.
【Compatible】: These Chain Roller Pulley Tensioner Wheel Guides are compatible with 49cc60cc, 66cc, and 80cc two stroke engines on electric bicycles.
【Easy Installation】: The Tensioner Wheels are easy to install, no other professional skills are needed.
【Package Included】: This package includes two tension wheels, suitable for enhancing the performance of your vehicle.

Specification:

Bearing Hole Diameter 9mm/0.35inch
Thickness 2cm/0.79inch

Package Includes:

2 Pulley Chain Tensioner Rollers(2 Pack)

Note:

Please allow slightly errors 1-2cm differences due to manual measurement.