e*thirteen Helix Race e*spec Chainring - Black Workshop The SHIMANO GRX DI2 DUAL

The SHIMANO GRX DI2 DUAL CONTROL LEVER delivers light and responsive shifting for mixed-terrain riding

IMPORTANT: the ratcheting action can be reversed by pushing the square section bar through the wrench head to one side or the other

241g (110 links)

Replacement chainrings for the Shimano Dura-Ace FC-R9100 crankset

e*thirteen Helix Race e*spec Chainring - Black Workshop The SHIMANO GRX DI2 DUALHelix R e*spec Chainrings merge cutting edge design and performance. Designed as an upgrade for the most popular e bike motor systems, this 1 piece direct mount chainring is forged and machined from 7075 AL. Boasting lightweight, durability, impressive stiffness, and a standout technical aesthetic, they're available for Bosch CX Gen4 Gen5, Bosch SX, TQ HPR50, Fazua Ride 60, Shimano EP8, Avinox, as well as Specialized SL1. 1 and 2. 1 2. 2 motors. With