Alivio RD-T4000-SGS Rear Derailleur (9-Speed) Vendor_FOX Clothing Its sturdy tripod base is

Its sturdy tripod base is stable on all surfaces plus the stand telescopes from 42 to 65

lightweight foam

This double-ring specific front changer boasts wide sealed pivots to shift in the blink of an eye

30 degree rise

Fit Shimano freehub splines

Alivio RD-T4000-SGS Rear Derailleur (9-Speed) Vendor_FOX Clothing Its sturdy tripod base isShimano's Alivio Rear Derailleur is built to withstand the rigors of off road riding, with a lightweight aluminum body and low friction pivots for incredibly easy and smooth shifting. And, the Alivio features 11 tooth pulleys, which alternate chain link contact reducing wear and smoothing pedaling. SPECS: Largest Cog: 34 Rear Derailleur Mount Type: 10x1 Standard Chain Wrap Capacity (teeth): 45 Cage Length: Long Rear Der Shifter Compatibility: Shimano