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.
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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 08/07/2025 14:50:24
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originally posted on pushys.com.au
originally posted on pushys.com.au
originally posted on pushys.com.au
| Sprocket Unit | 9-45T |
| Gear | 12-speed |
| Gear sizes | 9, 11, 13, 15, 17, 19, 22, 25, 28, 32, 38, 45T |
| Freewheel | Sram XD and XDR |
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| Sprocket Unit | 9-45T |
| Gear | 12-speed |
| Gear sizes | 9, 11, 13, 15, 17, 19, 22, 25, 28, 32, 38, 45T |
| Freewheel | Sram XD and XDR |
