Shimano XT RD-M8120-SGS Rear Derailleur - 12-Speed Long Cage Black For 2x ModelNumber=K2619 } AIR FLOW CONTACT SYSTEM

} AIR FLOW CONTACT SYSTEM offers perfect back ventilation Separate and quick-access tool compartment 1

For use with frames that have 68mm or 73mm bottom bracket shells

Tire clearance: 700 x 25c Rear Axle 10x1 Threaded x 120mm Brake Type Rim TT (Effective) 540 Fork Type Rigid Fork Material Carbon Frame Material Aluminum Frame Type Rigid Front Axle QR x 100mm Color Gold Fang Mfg Size 52 Platform Thunderdome Wheel Size 700c Defined Color Black Size 52Cm

Compatible with handlebars 22

} Advanced GPS cycling computer with touchscreen and button control combines superior navigation

Shimano XT RD-M8120-SGS Rear Derailleur - 12-Speed Long Cage Black For 2x ModelNumber=K2619 } AIR FLOW CONTACT SYSTEMDeore XT RD M8100 Rear DerailleurOffers fast and shockless shifting thanks to HYPERGLIDE+ technology The low profile design includes a bumper added to the derailleur pulley cage Shimano Shadow RD+ technology reduces chain slap and creates a quieter drivetrain Includes large 13t pulley Drivetrain is silent in all gear positions with decreased rear derailleur and chain tension in low gear Largest Cog 45 Color Black Rear Der Shifter Compatibility Shimano