FSA NO.54 Integrated Headset H2291 8.15mm Upper / 9.4mm Lower Stack Height PRS-30 Designed for use with Center-Lock

Designed for use with Center-Lock hubs and 6-bolt disc brake rotors

Rear Axle 12mm Thru x 148mmBrake Type DiscTT (Effective) 540Fork Type RigidFork Material CarbonFrame Material TitaniumFrame Type RigidFront Axle 15mm Thru x 110mmColor TitaniumMfg Size SmallPlatform FargoWheel Size 29"Defined Color Gray

Provides a more linear spring rate

Rear Axle 12mm Thru x 148mm Cassette Body Type Shimano Dynasys 11 Speed Mountain Cassette Body Type Shimano/SRAM 8 9 10 Speed Color Black Skewer Included No Bearing Type Sealed Cartridge Designed for ebike Yes Defined Color Black Spoke Interface J-Bend keyword search electric bikes electric bicycle e-bike e-bikes Hub Drilling 32 Hub/Brake Compatibility 6-Bolt Disc

While the power meter is not in use

FSA NO.54 Integrated Headset H2291 8.15mm Upper / 9.4mm Lower Stack Height PRS-30 Designed for use with Center-LockFSA NO. 54 Integrated Headset H2291 8. 15mm Upper 9. 4mm Lower Stack Height. This FSA integrated headset combines lightweight construction with smooth bearing operation ensuring consistent performance and clean aesthetics.