The Hatta Swan Super Deluxe Headset is used by 95% of Keirin pro riders, and the fact that this headset is used by almost every Keirin pro riders is a testimony to it's quality and function. Upgrade and bring your ride to another level.

Specifications:

• Fits 1" JIS Threaded Fork
• 27.0mm Crown Race
• Mirror Polished Ball Race
• NJS Approved