Shimano BMR2S1 Di2 Small External Battery Mount
The Shimano BMR2S1 Di2 Small External Battery Mount (style ISMBMR2S1) is carried by 1 store SoleScout tracks. Size availability is shown per store below. SoleScout doesn't sell this — we link straight to the retailer's own checkout.
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
For use on frames that have a specific Di2 battery mounting location on the chainstay or down tube
Compatible with both internal and external wiring kits
Description supplied by a retailer carrying this product.
Where to buy
1 SOURCE · OLDEST CHECK 18D AGOQuestions
Where can I buy the Shimano BMR2S1 Di2 Small External Battery Mount?
1 retailer tracked by SoleScout currently list this item. The "Where to buy" list shows every store's price and sizes; retailer names are unlocked with a SoleScout account.
What is the style code for the Shimano BMR2S1 Di2 Small External Battery Mount?
The manufacturer style code is ISMBMR2S1. SoleScout matches this item across stores by style code, which is why listings that name it differently still line up.
SoleScout compares thousands of retailers and does not sell products. Prices and size availability come from each store's own listing and change daily — always confirm on the retailer's page before buying.