FSA Orbit No. 57E Internal Headset. Fits Revolution/Trailblazer/Black Lightning

Features:

• FSA's core line of headsets that have become an industry benchmark
• All Orbit headsets feature forged and CNC machined 6061 T6 alloy cups
• For tapered fork

• Model: Orbit Z
• SHIS Upper: ZS44/28.6
• SHIS Lower: ZS56/40
• Bearings: Angular Contact
• Color: Black
• Weight: 124g