Full Speed Ahead Orbit Xtreme Pro Headset 1-1/8″ Black. The FSA Orbit Xtreme Pro threadless headset is constructed of forged and CNC machined 7075/T6 aluminum cups.

• Forged and CNC machined 7075/T6 aluminum cups
• Stainless steel Angular Contact Bearings
• Stainless steel crown race
• 1.5 patented alignment tip for increased durability and performanceadsets have 21mm headtube insertion
• Deep Cup model has 22mm insertion of upper and lower cups

Details