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Helix Core e*spec direct mount chainrings feature a narrow-wide tooth profile for reliable chain retention and an extra long wear life.
Helix Core e*spec direct mount chainrings feature a narrow-wide tooth profile for reliable chain retention and an extra long wear life.
E*Thirteen

E-Thirteen Helix Core Espec Chainring 32-tooth 55mm Chainline in Black

£29.99
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Pre-Order

With Pre-Order, you can purchase the latest items added to our store in advance of them arriving with us.

Your Pre-Order is prioritised (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or despatch to you — it often never even hits the stock room shelves!

Pre-Launch

With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined

E-Thirteen Helix Core Espec Chainring 32-tooth 55mm Chainline in Black

Brand:E*Thirteen

Code:CR5HSA-101

Helix Core e*spec direct mount chainrings feature a narrow-wide tooth profile for reliable chain retention and an extra long wear life.

Helix Core e*spec rings are cold-formed from steel and then heat-treated to provide excellent durability and toughness.

Features:

  • Long-lasting and economical steel construction
  • M4 narrow-wide tooth profile for excellent chain retention and Shimano/Sram drivetrain compatibility
  • Compatible with Sram T-type chains
Technical Information
  • Chainline
    Bosch®: 53/55mm, TQ®: 55mm, Shimano®: 55mm
  • Compatibility
    Bosch® SX / Gen4 CX, TQ® HPR50, Shimano EP8®, Sram® T-type® chains
  • Material
    4040 Steel
  • Size
    Bosch®: 34T, 36T; TQ®: 32T; Shimano®: 32T
  • Weight
    Bosch®: 189g; TQ®: 94g; Shimano®: 113g
  • Tooth profile
    M4 narrow-wide
Sizing Information
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