Deore M5100 11 Speed Rear Derailleur Color:Black Weighing a third less than

Weighing a third less than the closest competitor

TS8 - Top Speed 8 red

it fits every pocket

Garden Valley

And because you love to ski all day

Deore M5100 11 Speed Rear Derailleur Color:Black Weighing a third less thanShimano Deore RD M5100 11 Speed Rear Derailleur Unlock the versatility of wide range 11 speed gearing with the Shimano Deore RD M5100 11 Speed Rear Derailleur. Designed to pair with the Deore CS M5100 11 51t cassette, this derailleur has a huge capacity which enables it to smoothly shift in and out of that monster 51t cog. Shimano's Shadow Plus design creates a low profile to help prevent damage from rocks and trail debris. Chain stabilising