E-Thirteen Helix Race 12-Speed Cassette
- Close ratio gearing cassette for better cadence and improved shifts under load
- Lower fatigue and extended range (Bio or Battery) with sweet spot cadence for max efficiency
- Helix R 13-15-17-19-22-25-28-32-36-40-45-52 vs Eagle™ 10-12-14-16-18-21-24-28-32-38-44-52
- Cross-compatibility with Shimano, SRAM, and TRP drivetrains and chains
- Aluminum and Steel clusters can be replaced separately to reduce service cost
- Patented two-piece aluminum/steel construction for strength, stiffness, light weight, and durability
- Reinforced for e*spec strength - 467g weight
- 5 bold anodized or PVD color options
- Tested extensively for analog and e-bike use
Occasionally, without notice, manufacturers change product design and/or specifications.
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E-Thirteen Helix Race 12-Speed Cassette
Cycle to Work is a salary sacrifice scheme, where you can save up to 42% off a new Bike and Safety equipment. This means the cost is deducted from your salary as a non-cash benefit, so you save on tax and national insurance.
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At Tredz, we offer a fast high quality service, with a range of options from free delivery on orders over £20, next day and convenient click & collect from one of our stores. Simply select within the checkout.
*Courier deliveries to Northern Ireland, Isle of Man, Isle of Wight, Channel Islands and the Scottish Highlands/Islands will incur a charge.When you receive your bike, all you'll need to do is unpack it, attach the pedals, turn the handlebars and ride.
To help you get started we have put together a handy Bike Building Guide, click here.
At Tredz, if you are not 100% happy with your order, then you can use our simple hassle free returns service. Simply return the item new and unused in the manufacturers original packaging within 365 days of purchase. Bikes and larger items are collected by courier.