The Shimano Deore M4100 mountain bike Rapidfire shifter with 2-way release for cost effective Dyna-Sys 10-speed shifting performance. Light to the touch but positive and crisp, Vivid indexing provides a constant amount of shift lever force across all 10 sprockets.
- 2-way release allows shifting from various riding positions; the upper lever still performs the same shift function, but it can now swing in either direction allowing it to be released by the thumb or index finger
- Dyna-Sys 10-speed compatible – for use with precision 10-speed MTB drivetrains
- Pod design allows the use of these shifters with any brake lever
- Multi-position adjustable handlebar clamp for custom lever positioning
- Barrel adjuster for fine gear tuning
- Complete with Optislick inner and SP41 outer cables
- Easy access clamp band adjustment for quick set up
