e.thirteen Helix R e*spec Bosch SX/CX Gen4 Direct Mount Chainring - black

Helix Race e*spec chainrings combine the latest design and performance. This one-piece direct mount chainring was developed for e-bikes equipped with Bosch™ and is forged from 7075 AL to ensure lightweight durability, impressive stiffness, and outstanding technical aesthetics. The custom metal dust cover enhances style and minimizes contamination of the seal and lock ring.

Features:

• Chainline: 15 mm offset for 55 mm chainline
• Compatibility: Compatible with Bosch Gen4 CX motor, Bosch Performance Line SX
• Features: Lightweight, stiff, durable, with technical aesthetics and improved chain retention.
  
• Included: Integrated aluminum dust cover (rubber seal is specific to Helix Race cranks and not included)
• Material: Forged-CNC 7075 AL
• Mounting: Fits cranks on Bosch ISIS spindles. Perfectly matches e*thirteen Helix Race e*spec aluminum cranks
• Teeth: 32, 34 teeth