*We do our best to ship your order same day once it passes security clearance for fraud (typically 1 business day). If you order falls outside of our normal business hours (11A - 5P everyday except Thursdays 11A - 7P, we are closed on Mondays) your order will ship next day following fraud check. All parts an accessory orders are shipped via USPS priority or ground-advantage mail. Bike orders are shipped via Bike Flights (a UPS partner).
Mon: Closed Tue, Wed, Fri - Sun: 11:00am - 5:00pm Thu: 11:00am - 7:00pm
Shimano Di2 External Battery Mounts
- All Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions
- Use Di2 system checker to update component firmware
