Bearing style: Using labyrinth and contact sealed

included with each set

The phone pocket it the perfect accessory for your phone making it easy to access at all times

Nose Platform: Oversized nose proportionate to saddle to aid in climbing

PRO Seatpost Battery Holder - 28.6mm - Black eBay Bearing style: Using labyrinth andThe PRO Battery Holder Seatpost is a SHIMANO Di2 battery holder for storing the electronic drivetrain's battery in the seatpost. This clever accessory provides a clean and secure storage solution, keeping the battery protected while maintaining the aerodynamics and aesthetics of your bicycle. The holder comes with a stainless steel tool specifically designed for easy removal of the set when needed for maintenance or battery replacement. Features