Hollow design Single Speed Chain Tensioner Adjustable Bicycle Chain Guide Kit Cycling

Label:Yes Color: Black/Red/Gold Material: Aluminum Zinc Zinc Zinc Zinc Alloy + Plastic Delivery List: 1 pc Bike Chain Guide,1 pc Wrench Product Name: Bike Chain Guide Net Weight: 60g Size: 113*57*54mm(4.45*2.24*2.13in)

For Single-Speed Bicycles. The Guide Pulley Is 11T, And 13T Pulley Can Also Be Used.

Features: This product is made of aluminum Zinc Zinc Zinc Zinc Alloy material through CNC processing. The product is lightweight and has improved strength. It has a hollow design, exquisite workmanship, anodizing, laser engraving LOGO, prevents the chain from falling off, and reduces the tooth feeling.