Feature(may vary by option.)

●Specially designed with swing arms Then the chain will run on it to keep it align
●Inner diameter: 8mm, can also be used for gasoline car bicycle conversion kit
●The roller directly contact with the chain is made of abrasion-resistant and durable plastic to ensure a long lasting experience
●Round frame that holds in place when you need to wrap or install it with good pads using lossless body, rubber or other objects
●Chain adjustment tool, very sturdy and durable design. Adjust the chain automatically, avoid manual adjustment. Avoid chain relief, make your driving free and safe

[red]

[blue]

[white]

[Black]

Description

Condition: Brand New
Color: Blue, Red, White, Black
Aperture: 8mm
Package includes:
1 x Chain Roller Pulley Tensioner