e*thirteen Helix Race e*spec Chainring - Bosch SX / Gen4 CX Direct Mount 15mm Offset 32T 11/12 Speed

The Helix Race e*spec Chainrings merge cutting-edge design and performance for e-bikes equipped with Bosch SX and Gen 4 CX motors. This single-piece direct mount chainring is forged from 7075 aluminum for lightweight durability, impressive stiffness, and a standout technical aesthetic. The custom metal dust cover enhances style while minimizing seal and lockring contamination. The new M4 narrow-wide profile delivers enhanced chain retention and cross-compatibility with Shimano, SRAM, and TRP 11/12-speed drivetrains, including SRAM T-Type.