OneUp Shark Sprocket and Cage 50t/18t Gry


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OneUp Shark Sprocket and Cage 50t/18t Gry
OneUp Shark Sprocket and Cage 50t/18t Gry
OneUp Shark Sprocket and Cage 50t/18t Gry
OneUp Shark Sprocket and Cage 50t/18t Gry

Kit contains: 50T, 18T and Shark Cage 

  • 18T sprocket provides more even cassette progression for smoother cadence and improved shifting
  • Shark Cage is compatible with M9000/M8000M7000 GS and SGS derailleurs and offers 50% more pulley offset than stock
  • Uses standard freehub driver bodies (Not XD
  • 8 upshift points
  • Maintains the 42T as the smallest alloy sprocket preventing premature drivetrain wear. No major drivetrain manufacturer goes smaller than 40T in alloy.
  • Patented (US 9,011,282)



Cassette progression: 11-13-15-18-21-24-28-32-37-42-50 

Sprocket Material: 7075-T6 Aluminum (50T and Cage), Nickel plated hardened steel (18T)

Weight: Cassette upgrade 80g, RD upgrade 9g 

Compatibility: SLX/XT M7000/M8000 11-42T cassettes (For Shimano 11-40 use the OneUp 45T sprocket), Cage compatible with M9000/M8000/M7000 derailleurs (GS & SGS) *Not compatible with Shimano 11-46 cassettes*

OneUp your Shimano 11 speed drivetrain with the Shark 50T Sprocket for SLX/XT 11-42 Cassettes.

Only compatible with Shimano 11-42T (M7000/M8000) cassettes. For 11-40T cassettes see OneUp 45T Sprocket. Not compatible with SRAM drivetrains.

OneUp Components Shark 50T Sprocket and Cage is part of the widest 11-speed 1X system ever created. A climb crushing, descent hammering, 500% of range.

The 50T upgrade increases the stock Shimano 11 speed 11-42 cassette range by 19%. The 50T provides more total cassette range, not just an easier granny gear. Adding the OneUp 50T sprocket lets you increase your 1x11 front chainring from a 30 to 34T without losing any low range.