• High-strength aluminum alloy body, CNC processing, light weight, high strength, sturdy and durable
• The carbon fiber frame is lightweight and tough
• Aluminum alloy wheel with ceramic bearing to guide the chain smoothly

Specification:

• Type: 16T+16T*79L
• Material: Aluminum alloy wheel body + ceramic bearing + carbon fiber frame
• Applicable transmission system: for Shimano 5800/5700/4600/4700/105
• Weight: 79.3g