Shimano Dura-Ace R9160 Di2 TT Bar End Shifters 1-Button Design Syncro Shift compatible Model=SM-RT64 Disc Brake Rotor Compatible with all saddle rail

Compatible with all saddle rail types Length 541

Zoom Ace MTB: Height-adjustable adjustment system to fit the head circumference

Axle Type 12mm TA Freehub Body SRAM XD-R Hub Drilling 32H Hub Spacing 157mm Hub Spoke Type J-bend Position Rear Primary Color Black Rotor Mount 6-bolts Skewers Included No

Built with DT Complite spokes featuring a unique blading process to create a durable spoke that's made to last Rim Width (Internal) 30 Front Axle 20mm Thru x 110mm Boost Valve Presta Color Black Wheel Size 29" Designed for ebike Yes Defined Color Black ISO Diameter 622 / Road / 29" Tire Type Tubeless Ready Clincher Rim Material Carbon Hub/Brake Compatibility 6-Bolt Disc

Shimano Dura-Ace R9160 Di2 TT Bar End Shifters 1-Button Design Syncro Shift compatible Model=SM-RT64 Disc Brake Rotor Compatible with all saddle railShimano's Dura Ace SW R9160 TT bar end shifters feature a refined ergonomic shape and simple single button design. Provides quick shifting while riding in the aerobars Utilizes Shimano synchronized shift program allowing each bar end shifter to be programmed to upshift or downshift the rear derailleur while the Di2 computer decides when to shift the front derailleur for the optimal front and rear gear combination Firmware updates available through