Special rings designed for E-Bike. Developed for E-Bikes with 104mm 4-Arm mounting.

Material : 7075 T6 aluminium
PCD: 104mm 4 Arm
Sizes: 38t, 40t, 42t
Colour: Black

Compatible with :

Bosch 3rd Generation
Shimano E-STEP 7000
Shimano E-STEP 8000
Brose
Yamaha

100% Designed and Made in France