Description
Specialized S Works Tarmac SL7 SRAM Red eTap AXS Road Bike 2021, 58cm model reignadvancedpro29 Specialized Roubaix SL4 Pro 56cm Specialized Roubaix SL4 Pro 56cm Bike 2013 Deore XT RD M8100 Rear Derailleur Offers 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 Medium cage derailleur for 12 speed drivetrain