Full Speed Ahead Integrated Headset Upper IS-2 1-1/8 IS41.2/28.6 (36/45)

Full Speed Ahead Integrated Headset Upper IS-2 1-1/8 IS41.2/28.6 (36/45) 6.7/8.2mm Black

• FSA's flagship headsets in separate upper and lower headset cup assemblies
• FSA Integrated 41.2mm ID (36x45), Campy Hiddenset 42.0mm ID (45x45) , ZS (ZeroStack), or EC (traditional External Cup) available for 1-1/8" and tapered steerers
• Bearing Type: Cartridge
• Color: Black
• S.H.I.S Upper: IS41
• Upper Stack Height: 8.2
• S.H.I.S. Stem Clamp Diameter: 28.6 Threadless
• Brand: Full Speed Ahead
• Manufacturer part number: 121-0520