Helix Race 8-Bolt Chainring rear derailleur Enhanced lower leg stiffness with

Enhanced lower leg stiffness with “M” arch design for maximum tire clearance

it shares many of the same modern features as its Epic Hardtail sibling

Soft waistband improves comfort in riding position

while ensuring super fast install and removal

trail-ripping

Helix Race 8-Bolt Chainring rear derailleur Enhanced lower leg stiffness withHelix 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.