ethirteen Helix Race 12-Speed 9-52T Cassette

• Cross-compatible with Shimano, SRAM and TRP 12-speed drivetrains and chains (not included)
• Delivers an industry-leading 578% gear range and precision shifting performance
• 2-piece forged and machined design provides easy assembly and service, and reduced waste
• 43 C52T aluminum cluster backward compatible with 9 C50T Helix Plus or Race cassettes
• Unique 9T high gear allows use of smaller chainrings for clearance and weight savings
• 10 steel cogs and two 7075 aluminum cogs
• Tested extensively for MTB and electric-bike use
• Manufacturer offers a 5 year warranty

Imported.