More Range, Less Weight! The Helix R 12-Speed 9-45T cassette extends legendary Helix shift performance and cross compatibility with SRAM and Shimano 12-speed drivetrains, to the light weight Gravel and XC marketplace. Weighing in at a svelte 319g, this light weight engineering marvel offers an industry leading 500% gear ratio, due to e*thriteen's exclusive 9T highest gear cog.
More Range, Less Weight! The Helix R 12-Speed 9-45T cassette extends legendary Helix shift performance and cross compatibility with SRAM and Shimano 12-speed drivetrains, to the light weight Gravel and XC marketplace. Weighing in at a svelte 319g, this light weight engineering marvel offers an industry leading 500% gear ratio, due to e*thriteen's exclusive 9T highest gear cog.
in 8 offers
More Range, Less Weight! The Helix R 12-Speed 9-45T cassette extends legendary Helix shift performance and cross compatibility with SRAM and Shimano 12-speed drivetrains, to the light weight Gravel and XC marketplace. Weighing in at a svelte 319g, this light weight engineering marvel offers an industry leading 500% gear ratio, due to e*thriteen's exclusive 9T highest gear cog.
More Range, Less Weight! The Helix R 12-Speed 9-45T cassette extends legendary Helix shift performance and cross compatibility with SRAM and Shimano 12-speed drivetrains, to the light weight Gravel and XC marketplace. Weighing in at a svelte 319g, this light weight engineering marvel offers an industry leading 500% gear ratio, due to e*thriteen's exclusive 9T highest gear cog.
Last updated at 20/10/2025 12:56:12
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