SunRace M91 Rear Derailleur - 9-Speed Long Cage Black CheckoutSpec= Denim 1-Bike add-on reduces the capacity

1-Bike add-on reduces the capacity to 40lbs per tray

Waterproof (IPX7 waterproof to 1 meter for 30 mins)

}SRAM X5 Rear Derailleur - 9 Speed Long Cage Black

Large contact surface area of 725mm squared

SunRace M91 Rear Derailleur - 9-Speed Long Cage Black CheckoutSpec= Denim 1-Bike add-on reduces the capacitySunRace M91 Rear Derailleur 9 Speed Long Cage Black. The SunRace M9 Rear Derailleuris designed for 9 speed MTB drivetrains. TECH SPECS Largest Cog 36 Color Black Rear Der Shifter Compatibility Shimano Mountain Rear Derailleur Mount Type Shimano Rear Direct Mount Drivetrain Speeds 8 Drivetrain Speeds 9 Weight 342 Chain Wrap Capacity (teeth) 45 Cage Length Long