PRO Seatpost Holder for Shimano Di2 Battery - Black

The PRO Seatpost Holder for Shimano Di2 Battery is a cycling accessory designed to securely mount a Shimano Di2 battery inside a compatible seatpost. This holder is intended for use with electronic shifting systems, providing a stable and concealed battery installation. It is suitable for riders using Shimano Di2 electronic drivetrains who require an internal seatpost battery setup.

• Compatible with Shimano Di2 seatpost batteries (SM-BTR2 and similar models)
• Designed for internal seatpost mounting
• Constructed from durable materials for secure battery retention
• Available in multiple diameters to fit standard seatpost sizes
• Black color for discreet appearance
• Helps protect the battery from vibration and movement
• Suitable for road and mountain bikes with compatible seatposts
• Tool-free installation in most cases

This holder is specifically engineered for use with Shimano Di2 electronic shifting systems and may not be compatible with non-Di2 batteries or seatposts outside the specified diameters.

Available Variants:

27.2: 8717009353946
31.6: 8717009353953