Shimano Tiagra SL-4600 2-Speed Left Flat Bar Shifter

The 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.Product Details: 2-Way Release means that shifts can be released with the pull of the index finger for push of the thumb OT-SP41 Rapidfire Plus technology allows for quick shifting, giving riders the ability to downshift three gears in one stroke The Optical Gear Display allows you to quickly and easily see what gear you are in The Super SLR design makes use of a friction-reducing mechanism in the lever and cable that improves response and modulation Specifications: Adjustable Reach: No Double or Triple: Double Front Der/Shifter Compatibility: Shimano Road Shifter Style: Trigger UPC: 689228325647 MPN: ISL4600LB