Helix Core E-Spec Direct-Mount Chainring

Description

Helix Core e*spec Direct Mount Chainrings feature our 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, all at a price that’s easy on your wallet.

• 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

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