Shimano XTR M9100 shifters feature fast and intuitive operation. - Shimano I-Spec shifters mount directly to brakes so no handlebar clamp is needed - Compatible with 12-speed drive trains - Right shifter features quicker lever access and light operation force, and is compatible with 12-speed drive trains - Left shift features only one shift lever (2-way release)—push lever forward to up-shift; and either push or pull the lever to down-shift

- Drivetrain Speeds: 2x9 or 3x9 - Front Derailleur/Shifter Compatibility: Shimano Mountain - Shifter Style: Trigger - Includes shift cables and housing

For those who ride road bikes and prefer the upright riding style and stability of flat bars, Shimano Tiagra flat bar shifters are an ideal choice. - Instant release, 2-way release - Rapidfire Plus technology - Optical gear display - Includes SP41 shift cable set - Compatible with standard road front derailleurs

This Shimano CUES SL-U4000 Rapidfire Plus Mono 2x shift lever's refined shape and light operation provide riders with a comfortable, easy-to-use interface. - Light and responsive front shifting improves efficiency and control - Rapidfire Plus Mono shifts both up and down with a single lever - Easily-visible gear position indicator option improves shifting control - 1800mm Optislick inner shift cable improves cable routing efficiency and provides excellent corrosion resistance - Clamp band mount type

- Remote TT/TRI shifter - Position: DH Bar - Switch type: Bar-end SW for TT, pair - Average weight: 31 grams

Just because your hands are comfortably resting on the tops of your handlebars, it doesn't mean you shouldn't be able to shift gears. With Shimano's Di2 Remote Satellite Shifter, you're just a simple, light button push away from shifting perfection. These phenomenal accessory shifters are for use with Shimano's Di2 drivetrain components (sold separately) and can be positioned anywhere on your bars for a custom feel. Plus, these beauties feature spot-on ergonomics for smooth, controlled shifting even when you're pushing yourself to your physical limit.

The Revoshift shifter allows you to change gears by simply twisting with thumb and index finger while keeping your hands on the handlebar. - Easy and reliable shifting is good for average riders and beginners. - Dual-diameter shift collar allows any hand size to get a secure grip on the shift collar. - Designed to improve efficiency in the Nexus internally geared hub system