• Made of aluminum alloy material, sturdy and durable
• Fine workmanship, flexible and smooth rotation
• Easy to install, not easy to rust, with long service life

Specifications:

• Material: aluminum alloy + bearing
• Specifications: 4455ST
• Applicable frame: Head tube: upper inner diameter 44MM, lower inner diameter 55MM
• Front fork:
• Standard tapered tube front fork: upper 28.6MM, lower 39.8MM
• Standard straight tube front fork: upper 28.6MM, lower 30MM