The Cortina chain guard model Xcero is suitable for frames with a 28 inch wheel size. It has a beautiful Royal Dark Blue Matt color that gives a stylish look to your bike. This closed chain guard offers optimal protection for your chain and ensures that your bike continues to run smoothly. The chain guard is supplied without mounting material. With the Cortina Xcero chain guard you are assured of quality and a beautiful appearance for your bike. Product Specifications: - Type: Xcero - Primary base color: Blue - Brand: Cortina - Type of chain guard: Closed - Suitable for wheel size: 28