Shimano 105 CS-R7101-12 11-34 12-Speed Cassette Sprocket Brand_GIRO The Hack models also manage

The Hack models also manage without hard shells and are therefore light and extremely comfortable to wear

our Pro Shift kits are quick and easy to install

you can take more when cycling

If you’re just starting to cycle to work or are looking for a reliable fitness road bike

Shimano 105 CS-R7101-12 11-34 12-Speed Cassette Sprocket Brand_GIRO The Hack models also manageSHIMANO 105 12 speed Road Cassette Sprocket CS R7101 12 A 12 speed cassette range that brings versatility to any rider or road From sprinting on the flats to climbing steep inclines, the 11 34T cassette has you covered. It is compatible with both SHIMANO 11 speed and 12 speed FREEHUB bodies. FEATURES Refined 12 step gear combination provides peak efficiency and accelerating performance for every situation Compatible with new 12 speed and road 11 speed