Wolf Tooth Premium Headset - EC34/28.6 Upper 16mm Stack Black ModelNumber=H2315 Service kit to assist in

Service kit to assist in scheduled maintenance and/or rebuild of RockShox dropper seatposts

2mm (1-1/8" to 1" headset) Black

}Shimano Dura-Ace ST-R9170 Di2 11-Speed Right Shift/Brake Lever

A thick carbon mounting plate provides stiffness durability and light weight

Wolf Tooth Premium Headset - EC34/28.6 Upper 16mm Stack Black ModelNumber=H2315 Service kit to assist inWolf Tooth Premium Headset EC34 28. 6 Upper 16mm Stack Black. 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