Shimano Deore RD-M5120 Rear Derailleur Shadow+ 10/11 Speed 1x10 / 2x10 / 2x11 GSRD Hex bits 2mm

Hex bits 2mm

Premium Shimano DURA-ACE RT-CL900-M 180mm disc rotor

MotionControl rebound and lockout control

Easily install and remove power meters spiders on cranks that use the 8-bolt interfaceThe driver works with GXP and BB30 cranks

Shimano Deore RD-M5120 Rear Derailleur Shadow+ 10/11 Speed 1x10 / 2x10 / 2x11 GSRD Hex bits 2mmShimano Rd M5120 Rear Derailleur Deore Shadow+ 10 11 Speed 1x10 2x10 2x11 Features Deore M5120 Shadow Plus 10 11 speed rear derailleur for dependable shifting performance and durability Shadow Plus features a super low profile design and optimized slant angle for super light shifting action Shadow Plus uses a chain stabilizing switch that, when on, reduces chain bounce in rough terrain, maintaining more stable drive and shifting Single tension spring