BOX Four Multi Shift Shifter - 8-Speed Black MFPN=01941 4mm Steerer Tube 1-1/8

4mm Steerer Tube 1-1/8

Compatible with all MTB and EMTB drivetrains

Fits a wheelbase of up to 50"

} Power transfer and stability are enhanced with a larger pedal surface area of 725mm-squared The ICLIC system

The HRM-Fit heart rate monitor is purpose-built for women — no matter how you move

BOX Four Multi Shift Shifter - 8-Speed Black MFPN=01941 4mm Steerer Tube 1-1/8Prime 9 Technology for greater simplicity and durability Available in single shift option for eMTB to keep the user from shifting multiple gears under load, significantly reducing the rate of bent teeth and broken chains Multi shift option changes up to 3 gears at once for non eMTBs Box One features: diecast top shell, machined clamp, diecast release lever, and a stainless braided lo friction cable Box Two features: diecast top shell, and extruded