Tiagra SL-4600 2-Speed Left Flat Bar Shifter internally geared hub part Laser-cut and heat-treated 410 stainless

Laser-cut and heat-treated 410 stainless steel braking surface provides increased life and oxidation prevention

hard-pack and gravel paths

generous central cut-out

Compatible with new 12-speed and road 11-speed Freehub body

The XG-1295 Eagle cassette meets durability requirements for E-MTB applications

Tiagra SL-4600 2-Speed Left Flat Bar Shifter internally geared hub part Laser-cut and heat-treated 410 stainlessThe 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