E*thirteen Helix R e*spec C-ring Bosch SX/Gen4 CX 34t -Black CheckoutTitle=SRAM DB8 Stealth Disc Brake and Lever - Front or Rear Premium quality Cerbec USA Grade

Premium quality Cerbec USA Grade 3 ceramic (Silicon nitride: Si3N4) balls with Magnetite rustproof finish

Ibis Ripley - will not work

5g  |  3 8t • 72g  |  40t • 84g  |  42t • 89g  |  44t • 92g  |  46t • 102g  |  46t (Aero) • 115g  |  48t (Aero) • 125g  |  50t (Aero) • 135g  |  52t (Aero) • 141g

Small but mighty

E*thirteen Helix R e*spec C-ring Bosch SX/Gen4 CX 34t -Black CheckoutTitle=SRAM DB8 Stealth Disc Brake and Lever - Front or Rear Premium quality Cerbec USA GradeHelix Race e*spec Chainrings merge cutting edge design and performance. Designed for Bosch SX and Gen 4 CX equipped e bikes this 1pc direct mount chainring is forged from 7075 AL for lightweight durability impressive stiffness and a standout technical aesthetic. Its custom metal dust cover enhances style and minimizes seal and lockring contamination. The new M4 narrow wide profile delivers enhanced chain retention and cross compatibility with Shimano