Ritchey WCS Switch Upper Headset - Switch System Compatibility Only ZS55/28.6 Upper 28.6 Threadless BLK CheckoutTitle=Garmin Tacx Alpine Trainer It’s the ultimate aerodynamic tire Convenient USB rechargeable design

Ritchey WCS Switch Upper Headset Switch System Compatibility Only ZS55 28.6 Upper 28.6 Threadless BLK CheckoutTitle=Garmin Tacx Alpine Trainer It’s the ultimate aerodynamic tire Convenient USB rechargeable design It’s the ultimate aerodynamic tire – without compromise } Using cold forging technology rather than CNC machining gives the stem an incredibly smooth and unique shape STC (Shark Tooth Clamping) for a secure bar grip and less slipping Weight saving internal machining The Ritchey Switch System is an innovative integrated system designed to easily conceal internally routed cables wires and hydraulic lines from the handlebar into bicycle frames with straight 1 Cables are routed from the handlebar into the headset conduit which sits on the underside of the Switch Stem and then travel through an opening on the front of the WCS Switch headset spacers before passing through two channels on the top of the headset and into the frame