Wolf Tooth Premium Headset - EC44/40 Lower Blue ModelNumber=26690 Includes Shimano Quick-Link

Includes Shimano Quick-Link

}Park Tool BBT-35-36 Bottom Bracket Tool

Accepts tires up to 28mm wide

}Shimano Ultegra 6800 46t 110mm 11-Speed Chainring for 36/46t

Wolf Tooth Premium Headset - EC44/40 Lower Blue ModelNumber=26690 Includes Shimano Quick-LinkWolf Tooth Premium Headset EC44 40 Lower Blue. Wolf Tooth Premium headsets are machined out of aircraft grade aluminum and feature high end bearings made by Enduro. They are engineered to use the largest possible ball size and are filled with high pressure waterproof lubricant. A pair of dual lip seals ride in micro grooves to keep out water and debris. Stainless Steel Bearings provide unparalleled corrosion resistance Highly recommended if your