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If you put in a lot of miles and/or sweat a lot, your shifter hoods probably need freshening up. Grab a pair of Shimano Dura-Ace STI Lever Hoods to make your bike feel new again. - Fits Dura-Ace ST-R9100 levers

This is the correct plug-and-play wire for Shimano's E-Tube Di2 electric-shifting systems. It comes in sixteen different lengths, so choose the one(s) that's right for your Di2 E-Tube wiring configuration.

QUICK-LINK FEATURE - Tool-free assembly (possible) - Non-reusable - TL-CN10 BENEFIT - Easy connect - Compatible with current 11-speed chains - Quick assembly tool

- Wears and functions like other links on the chain - SIL-TEC surface treatment - Tool free installation possible - TL-CN10 is available as SM-CN900-11 - Single use

Shimano's Di2 electric drivetrain takes shifting to the next level. Two Di2 Battery Chargers are available. Choose the model designed for your system's battery. An additional power cable is required for the external-style battery charger (sold separately). These chargers fully charge the battery in 90 minutes.

Get that nice derailleur shifting smoothly and operating silently again with a Shimano Rear Derailleur Pulley Set. - OEM pulley set for Dura-Ace R9100 - Sealed bearing guide & tension pulley - Guide pulley with extra long teeth for increased chain control

The Shimano Saint M800-2 Bash Guard protects your chainrings and ensures you can get even rowdier on the downhill course. - Use with CR1078: Saint FC-M800-2 Chainring bolt set - Shimano OEM bash guard for M800-2 crank sets - Material: Polycarbonate - Max chainring size: 32T

Shimano Di2 Power Cables. Must purchase battery, charger, and power cable to complete the system - Di2 Battery, battery charger, and power cable are universal between Dura-Ace 7970 and Ultegra 6770 Di2 systems - This is the power cable for the Di2 Battery Charger (CY7972) - FD/Shifter Compatibility: Dura-Ace 7970 Di2 , Shimano Ultegra Di2

Shimano Rear Derailleur Pulley Assemblies

Shimano Dura-Ace Track Cog Lockring - Fits all but Campagnolo, Miche or Phil Wood - 1.29" x 24 TPI left-hand thread, black steel