e*thirteen Helix Race e*spec Chainring - Bosch SX / Gen4 CX Direct Mount, 15mm Offset, 32T, 11/12 Speed, Silver Chains 123378-Q0-L

123378-Q0-L

- Aluminum actuation arm and forged aluminum caliper body

Manufacturer Part Number: 972-01-549

Does not include power meter

e*thirteen Helix Race e*spec Chainring - Bosch SX / Gen4 CX Direct Mount, 15mm Offset, 32T, 11/12 Speed, Silver Chains 123378-Q0-LHelix 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