Shimano Rear Derailleur - Deore XT - 10-Speed -RD-T8000 S3-Cat-Components-Brakes-Rotors-Nexus5Bolt 4GHz wireless proprietary communication system

4GHz wireless proprietary communication system

SRAM Force WiFLi Rear Derailleur (Medium Cage) lengthens it's cage and gets a slight variation in geometry to accomodate an 11-32 cassette

- chamfered front feet which facilitate easy cleat engagement

The new Chorus groupset is fully compatible with the cassettes launched with the Super Record and Record 2x12-speed groupsets (11-29 and 11-32) and it introduces a new cassette specification (11-34) that will benefit the entire range of 12-speed mechanical drivetrains from now on

820-09-071-KIT / Service Set: 2021 36-38 15x110 KaboltX Pinch-axle Assembly

Shimano Rear Derailleur - Deore XT - 10-Speed -RD-T8000 S3-Cat-Components-Brakes-Rotors-Nexus5Bolt 4GHz wireless proprietary communication system