Gap cap expander Di2 Battery holder / 1 1/8 - Bushwhacker
![Shimano Internal Fork Steerer DI2 Battery Mount [PRAC0085]](https://static.biketiresdirect.com/productimages/images450/SHFJE1-1.jpg "Shimano Internal Fork Steerer DI2 Battery Mount [PRAC0085]")
Shimano Internal Fork Steerer DI2 Battery Mount [PRAC0085]
PRO Di2 Seatpost Battery Holder for 27.2 - 28.6mm Seatposts - PRAC0094 | eBay
Shimano PRO Di2 Seatpost Battery Holder/Mount fits 30.9
Specialized 2013-16 Shimano Di2 Battery Mount (Black) (For Round Seatposts) - Performance Bicycle
Di2 battery holder - Nex-Gen Sports
Shimano PRO Di2 Seatpost Battery Holder/Mount fits 30.9mm ~ 31.6mm | eBay
Ritchey Internal Di2 Battery Holder for Seatposts 25.4 to 28.6 | Alltricks.com
EveryMarket
![Universal Cycles -- Shimano SM-BTC1 Di2 Bottle Cage Battery Mount [ISMBTC1]](https://www.universalcycles.com/images/products/large/70432.jpg "Universal Cycles -- Shimano SM-BTC1 Di2 Bottle Cage Battery Mount [ISMBTC1]")
Universal Cycles -- Shimano SM-BTC1 Di2 Bottle Cage Battery Mount [ISMBTC1]
Shimano PRO Di2 Battery Holder 31.6mm Seatpost Di2 Built-in Battery Mounting Bracket For Seat Rail Mounting - AliExpress
PRO Di2 Battery Holder Seatpost Di2 Built-in Battery Mounting Bracket For Seat Rail Mounting 27.2/28.6/30.9/31.6 - AliExpress
PRO Seatpost Mount for Shimano Di2 Battery, 9,50 €
![Shimano PRO Di2 BTR Battery Holder Gap Cap Steerer Tube Expander 1-1/8" Tharsis | eBay](https://i.ebayimg.com/images/g/xAMAAOSwDuVi9Xcs/s-l1200.jpg "Shimano PRO Di2 BTR Battery Holder Gap Cap Steerer Tube Expander 1-1/8" Tharsis | eBay")
Shimano PRO Di2 BTR Battery Holder Gap Cap Steerer Tube Expander 1-1/8" Tharsis | eBay
Di2 battery holder - Nex-Gen Sports
PRO Di2 Steer Tube Battery Holder - Components
Di2 Battery Holder for ShockStop Seatpost – Redshift Sports
PRO Di2 Battery Holder | Pro Bikegear
PRO Shimano Gap Cap Di2 Expander Headset Adjuster with Integrated Batt – Ultimate Sports
