NEW Shimano Tiagra SL-4600 2-Speed Left Flat Bar Shifter Double Road Type_Saddles 8mm hex bit tested to

8mm hex bit tested to over 40 Nm torque

tighten valve stem lock nut

Air purge valve for compression

Arc design fits over most spoilers

NEW Shimano Tiagra SL-4600 2-Speed Left Flat Bar Shifter Double Road Type_Saddles 8mm hex bit tested toThe Shimano SL 4600 flat bar shifter features Shimano's Super SLR technology, Instant and 2 Way Release functionality, and an optical gear display for clear visibility. The Super SLR design makes use of a friction reducing mechanism in the lever and cable that improves response and modulation Rapidfire Plus technology allows for quick shifting, giving riders the ability to downshift three gears in one stroke 2 Way Release means that shifts can be