e*thirteen Helix Race 12-Speed 9-50T Cassette - Bronze Size:9-50 Spec Table Front Rear Hub

Spec Table Front Rear Hub Offering ENVE INNERDRIVE™ PRO Straight-Pull - Includes Lockring Wheel Size 700c Spacing Front: 12x100 | Rear: 12x142 Spokes Alpina Ultralite Aero R5 with TCX 2/1

External rim width (mm)

tuned for both fast-moving pelotons and solo rides

8% ElastaneMade in Portugal

e*thirteen Helix Race 12-Speed 9-50T Cassette - Bronze Size:9-50 Spec Table Front Rear HubThe HELIX Race Cassette is an upgrade to any SRAM Eagle or Shimano shifter and derailluer combination*, with more range than any other cassette on the market. The 9 tooth cog lets you step down one chainring size while keeping the same top end gearing and provides not only better ground clearance but an overall lighter drivetrain. Features Compatible with SRAM, Shimano and TRP shifters and derailleurs of the same gearing count and similar cage