e*thirteen Helix Race 8-Bolt Chainring - 34t, 11/12-Speed, 3mm Offset, 8-Bolt Direct Mount, Black gore 6 Steerer Tube Length (mm)

6 Steerer Tube Length (mm) 300 Steerer Type Straight Weight 350 Wheel Size 700c

For use with 24mm spindles

Item Specifications BB Included No Chainline/Hub Compatibility 130 Hubs Chainline/Hub Compatibility 135/142 Road Disc Hubs < 415 mm Chainstay Chainring BCD Direct Mount SRAM Color Natural Carbon Crank Intended Use Road Crank Length (mm) 175 Defined Color Carbon Drivetrain Speeds 12 Number of Chainrings Double Pedal Spindle 9/16" Rings 50/37 Spindle Interface Type SRAM DUB

Knurled/Anodized head with 2in1 valve pin

e*thirteen Helix Race 8-Bolt Chainring - 34t, 11/12-Speed, 3mm Offset, 8-Bolt Direct Mount, Black gore 6 Steerer Tube Length (mm)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.