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  3. SHIMANO SM-BMR2-S1

SHIMANO SM-BMR2-S1 Battery Mount Dura Ace Ultegra DI2

Sm-bmr2-s1 Shimano Di2 Sm-bmr2 External Battery Mount Short Dura-ace / Ultegra

( Brand: Shimano ), ( Manufacturer Part Number: SM-BMR2-S1 ), ( Part Type: Battery Mount Short ), ( Compatible Brand: For Shimano ), ( Color: Black ), ( Compatible Bike Type: Cyclocross Bike, Gravel Bike, Hardtail Bike, Mountain Bike, Racing Bike, Recumbent Bike, Road Bike ), ( Set Includes: Mount Only ), ( Material: Aluminum, Plastic ), ( Country Of Origin: Japan )

Review SHIMANO Di2 Sm-bmr2 External Battery Mount Short Dura ace Ultegra

Shimano SM-BMR2-S1 DI2 Dura-Ace/Ultegra Battery Mount

The Shimano SM-BMR2-S1 DI2 Battery Mount, designed for Dura-Ace and Ultegra electronic groupsets, is a testament to Shimano's commitment to innovation and performance in cycling. This sleek and compact battery mount is an essential accessory for any serious cyclist using Shimano's wireless electronic shifting system.

Crafted from lightweight yet durable materials, the SM-BMR2-S1 is designed to provide a secure and stable platform for the Di2 battery. Its minimalist design ensures a clean and aerodynamic look on your bike, enhancing both its aesthetic appeal and overall performance.

The mount is specifically engineered to seamlessly integrate with Dura-Ace and Ultegra Di2 systems, ensuring a perfect fit and optimal functionality. The mount's adjustable design allows for easy installation and removal of the battery, making it a versatile solution for multiple bikes or battery changes.

The SM-BMR2-S1 DI2 Battery Mount is not just a practical addition to your bike, but also a statement of your commitment to high-performance cycling technology. It combines the reliability, precision, and quality that Shimano is renowned for, with the convenience and ease of use that modern cyclists demand.

Whether you're a seasoned pro or a dedicated amateur, the Shimano SM-BMR2-S1 DI2 Battery Mount is an indispensable accessory for your Dura-Ace or Ultegra Di2 equipped bike. Experience the seamless integration of technology and performance, and take your cycling experience to the next level with the Shimano SM-BMR2-S1 DI2 Battery Mount.

Analysis of Shimano SM-BMR2-S1 Di2 Battery Mount for Dura-Ace and Ultegra

Pros:

1. Integrated Design: The SM-BMR2-S1 Di2 battery mount is designed specifically for Shimano's Di2 electronic shifting systems, ensuring a perfect fit and seamless integration with your Dura-Ace or Ultegra groupset.

2. Aerodynamic: The mount's sleek design reduces air resistance, potentially improving your bike's overall performance and speed.

3. Adjustable: The mount allows for adjustment of the battery position, providing flexibility to suit different frame geometries and rider preferences.

4. Secure: The mount uses a robust clamping system to securely hold the battery in place, reducing the risk of movement or damage during use.

Cons:

1. Compatibility Limitations: This mount is specifically designed for Shimano Di2 systems, meaning it may not be compatible with other electronic shifting systems or mechanical components.

2. Cost: As a high-end component, the SM-BMR2-S1 Di2 battery mount is relatively expensive compared to traditional battery mounting solutions.

3. Tool Requirements: Installation and removal of the mount may require specific tools, which could add to the overall cost and inconvenience.

Conclusion:

The Shimano SM-BMR2-S1 Di2 battery mount offers several benefits for riders using Shimano Di2 electronic shifting systems, including improved aerodynamics, adjustable positioning, and a secure hold. However, its compatibility limitations, cost, and tool requirements should be carefully considered before making a purchase.

Recommendation:

If you are a serious cyclist using a Shimano Di2 system and are looking for an integrated, aerodynamic, and adjustable battery mount, the Shimano SM-BMR2-S1 Di2 battery mount could be an excellent choice. However, if you are on a tight budget or use a different electronic shifting system, you may want to explore alternative solutions that better suit your needs.

Details:

Made of lightweight aluminum and plastic materials, this black battery mount is compatible with various bike types including road, recumbent, cyclocross, gravel, hardtail, racing, mountain bikes. Perfect for cyclists looking to securely and conveniently mount their Shimano battery extended rides. The set includes the mount only, and this product is proudly made in Japan. The Shimano Di2 SM-BMR2 External Battery Mount Short Dura-Ace / Ultegra is a high-quality, durable battery mount designed specifically for brand components.

part #: smbmr2s1 prices

  • $94.18-$117.34

specifications ribicycl:

  • brand: Shimano
  • mpn: Sm-bmr2-s1
  • part type: Battery Mount Short
  • compatible brand: For Shimano
  • color: Black
  • compatible bike type: Cyclocross Bike, Gravel Bike, Hardtail Bike, Mountain Bike, Racing Bike, Recumbent Bike, Road Bike
  • set includes: Mount Only
  • material: Aluminum, Plastic
  • country of origin: Japan

seller ribicycl:

  • rating: 100.0%
  • # reviews: 346
  • city: Brunswick, Nebraska

offer ribicycl:

  • sold: 0
  • best offers: True
  • options: Ship-to-home
  • availability: In Stock
  • quantity: 1
  • started: December 10, 2025

returns ribicycl:

  • policy: No Returns

shipping ribicycl:

  • transit: 3-9 Days
  • class: Expedited
  • type: Calculated
  • cost: $8.49
  • service: USPS Priority Mail
  • carrier: USPS

general ribicycl:

  • Cycling > Bicycle Components Parts > Other Bike Components Parts
  • condition: Used

payments ribicycl:

  • credit card: Visa
  • wallet: Paypal
  • other
part type: battery mount short, compatible brand: for shimano, compatible bike type: cyclocross bike, gravel bike, hardtail bike, mountain bike, racing bike, recumbent bike, road bike, set includes: mount only, country of origin: japan,
category: sporting goods > cycling > bicycle components parts > bike components parts, color: black, material: aluminum, plastic, sku: 15807200048521722,
Shimano SM-BMR2-S1 Is Similar To:
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2 offers $94.18–$117.34 USD
  • Neu. Offer #1 priced at $94.18 + $52.92 shipping estimate = $147.10* total. Anschluss: 1x E-Tube Kabelverbindung. SHIMANO Akkuhalter intern SM-BMR2S1 f r Di2 Akku SM-BTR1.+$52.92 shipping
  • New. Offer #2 priced at $117.34 + $52.75 shipping estimate = $170.09* total. 40g Scope of delivery: 1x battery holder (see pictures). SHIMANO internal battery holder SM-BMR2S1 for Di2 battery SM-BTR1 Short Di2 battery holder for cable routing within the frame.+$52.75 shipping

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