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e*thirteen
e*thirteen Helix Race 8-Bolt Chainring - 30t, 11/12-Speed, 3mm Offset, 8-Bolt Direct Mount, Black
MPN: CR5HAA-111 · UPC: 4711280345403
$72.95
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🏪 Free pickup: 26 Essex St (Rear), Andover MA · 978-270-4895
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Helix Race 8-Bolt Chainrings are an update to any 8-bolt drivetrain. Exquisitely machined from 7075-AL, they're stiff and durable, and provide a significant weight reduction over competitors. A unique four-bolt locking interface reduces assembly weight while improving longevity and ease of assembly and maintenance. Featuring e*thirteen's M4 narrow-wide tooth profile, they deliver excellent chain retention, long wear-life, and cross-compatibility.
- ✓ Helix Race 8 Bolt Chainrings provide an weight-saving upgrade solution for 8-bolt crank users, and the perfect match for Helix Race Carbon Cranks
- ✓ M4 narrow-wide profile delivers enhanced chain retention and cross compatibility with Shimano, SRAM, and TRP 11/12s drivetrains, incl. T-Type
- ✓ Unique 4-bolt locking interface reduces weight and simplifies installation and maintenance
- ✓ Forged-CNC 7075 AL for ultralight weight, with high strength, stiffness, and wear-life
- ✓ Compatible with 8-bolt cranks and e*thirteen Helix Race Carbon Cranks
| Tooth Count | 30 |
| Drivetrain Speeds | 12 |
| Round or Oval | Round |
| Offset | 3 |
| Material | Aluminum |
| Color | Black |
| Weight | 46 |
| Defined Color | Black |
| Direct Mount Type | Direct Mount SRAM 8-Bolt |
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$72.95
In Stock — Ready to Ship