Tiagra SL-4600 10-Speed Right Flat Bar Rapidfire Plus Shifter Purist insulated we created a rear “diffuser”

we created a rear “diffuser” that helps minimize drag and improve ventilation

it’s light

105mm x 110mm Platform – The 105mm width and 110mm length ensures complete shoe contact on the pedals and maximized stability

The Tecno-3 Push Flex dials in fit along the entire length of the shoe

it'll keep you plenty dry no matter what Mother Nature has to say—but with short sleeves

Tiagra SL-4600 10-Speed Right Flat Bar Rapidfire Plus Shifter Purist insulated we created a rear “diffuser”The Shimano Tiagra SL 4600 offers Rapidfire Plus shifting with 10 speed road drivetrain compatibility. Optical gear display indicates gear position with just a glance RAPIDFIRE PLUS technology is suited to quick shifting, giving riders the ability to downshift three gears in one stroke 2WAY RELEASE means shifts can be released by pull of the index finger or push of the thumb INSTANT RELEASE shifting releases cable as soon the lever is activated,