White Industries Headset Top Cap 6061-T6 Aluminum Black ModelNumber=K4927 5 Steerer Tube Material Aluminum

5 Steerer Tube Material Aluminum Lower Tubes Material Magnesium Stanchions Material Aluminum Travel 50mm Wheel Diameter 700C Stanchions Diameter 30mm Axle/Hub spacing 12x100mm TA e-Bike approved Yes

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Compatible with HG-X 10-speed chain Color Black Rings 36/26 Number of Chainrings Double Crank Length (mm) 170

}Zipp Vuka Alumina Evo 110 Extensions - 22

White Industries Headset Top Cap 6061-T6 Aluminum Black ModelNumber=K4927 5 Steerer Tube Material AluminumMade from 6061 T6 aluminum, machine engraved after anodizing Compatible with most headsets and 1 1 8" steerer forks 31. 4mm OD, bottom of cap extends 6. 5mm below the bottom of the shoulder Bolt sold separately Size 1 1 8" Color Design Black