![Load image into Gallery viewer, Ritchey-Headset-Upper--_HD3213](http://365cycles.com/cdn/shop/files/HD3213_400x@2x.jpg?v=1717579092)
![Load image into Gallery viewer, Ritchey Logic-E Cartridge Drop In Upper Headset - IS42/28.6](http://365cycles.com/cdn/shop/files/HD3213-01_400x@2x.jpg?v=1717579092)
![Load image into Gallery viewer, Ritchey Logic-E Cartridge Drop In Upper Headset - IS42/28.6](http://365cycles.com/cdn/shop/files/HD3213-02_400x@2x.jpg?v=1717579092)
![Load image into Gallery viewer, Ritchey Logic-E Cartridge Drop In Upper Headset - IS42/28.6](http://365cycles.com/cdn/shop/files/HD3213-03_400x@2x.jpg?v=1717579092)
![Load image into Gallery viewer, Ritchey Logic-E Cartridge Drop In Upper Headset - IS42/28.6](http://365cycles.com/cdn/shop/files/HD3213-04_400x@2x.jpg?v=1717579092)
![Load image into Gallery viewer, Ritchey Logic-E Cartridge Drop In Upper Headset - IS42/28.6](http://365cycles.com/cdn/shop/files/HD3213-05_400x@2x.jpg?v=1717579092)
Ritchey Logic-E headset is designed to work with Shimano STEPS or Di2, routing the cable through the frame without the need to modify fork or frame.
Description
Ritchey Logic-E headset is designed to work with Shimano STEPS or Di2, routing the cable through the frame without the need to modify fork or frame.