• Campagnolo compatible
• Alloy top cover
• Patented alignment tip for increased durability and performance
• TH brand 45/45 degree hybrid ACB bearings (yellow seal)
• 7075 alloy crown race
• Laser etched aluminum top cap
• Gyro compatible
• FSA Part Number 141-0995

Not sure if this is the one you need?
Check out the handy FSA Headset ID Tool here http://www.fsaeasyheadset.com/