SunRace M91 Rear Derailleur - 9-Speed Long Cage Black Number of Chainrings-Double Tuned to deliver confidence and

Tuned to deliver confidence and control on the toughest tracks

78 (36x45) Alloy with Rubber Seal

The chainrings feature a narrow/wide tooth configuration and are designed for 1x10 1x11 and 1x12 speed setups including SRAM Type without the need of a chain guide

Triple X-Durability provides extended chain life

Fits Blackthorn 1

SunRace M91 Rear Derailleur - 9-Speed Long Cage Black Number of Chainrings-Double Tuned to deliver confidence andThe SunRace M9 Rear Derailleuris designed for 9 speed MTB drivetrains. Largest Cog 36 Color Black Rear Der Shifter Compatibility Shimano Mountain Rear Derailleur Mount Type Shimano Rear Direct Mount Drivetrain Speeds 9 Weight 342 Chain Wrap Capacity (teeth) 45 Cage Length Long