SHIMANO DEORE SL-M4100 10-SPEED SHIFTERPERFORMANCE SHIFTINGShifting performance is important when you're riding in demanding terrain. Being able to go from a high gear to a low gear quickly will save your legs on those tough climbs. The Shimano Deore SL-M4100 10-Speed Shifter is designed for aggressive mountain biking and 10-speed drivetrains. It features Rapidfire Plus shifting and has a 2-way release. It is available in both I-Spec EV or band clamp options. Features Rapidfire Plus so you can downshift three gears in one stroke2-way release so you can press or pull the release lever Available in both I-Spec EV or band clamp options | Shimano | Deore Sl-M4100 10 Speed Shifter Right, Rear, 22. 2Mm Band Clamp