Here's a quick overview of our return and refund policy: 7-Day Return Window : You can initiate a return within 7 days of receiving your product. Eligibility : Items must be unused, in original condition, with all tags and packaging. Only select items like apparel (helmets, jerseys, gloves, etc.) are eligible. Non-Returnable Items : Wetsuits and items discounted over 5% are not eligible for returns. Compatibility Issues : Returns are not accepted for compatibility-related issues unless the product description on our website was incorrect. If you're unsure, please contact us before ordering. Shipping & Processing : Return shipping is to be arranged by the customer. No pickups available. Refund Options : Choose between exchange, store credit, or monetary refund (after deductions for shipping and transaction fees). Order Cancellations : Only possible before the order is processed. For full details, visit our Return & Refund Policy page.

Shimano Acera BB-ES300-AK Octalink Bottom Bracket

Name: Shimano Acera BB-ES300-AK Octalink Bottom Bracket
Brand: Shimano
SKU: EBBES300AKB21
Price: 1620.0 INR
Availability: InStock

EBBES300AKB21

₹1,620

Size

68x121mm

Product variants

Durable and Efficient Octalink Bottom Bracket

Description

The Shimano Acera BB-ES300-AK Octalink bottom bracket is engineered for optimal stiffness and lightweight performance. Its design ensures efficient power transfer, making it a reliable choice for riders seeking enhanced pedaling efficiency.

Durable and Robust Design: Featuring a reinforced spline construction, the BB-ES300-AK offers improved durability and stability. This robust design ensures long-lasting performance, even in demanding cycling conditions.

Quick and Precise Assembly: With its Octalink system, the bottom bracket provides a quick and precise assembly process. This design simplifies installation while ensuring a secure fit with compatible cranksets for consistent performance.

Enhanced Chain Line Control: The BB-ES300-AK includes a chain stabilizer, which promotes better chain line control. This feature enhances drivetrain efficiency and reduces chain noise for a smoother ride.

With a 121 mm axle length and 68 mm shell width, the Shimano Acera BB-ES300-AK is an excellent option for cyclists looking for a durable and efficient bottom bracket for various riding styles.

Features

Enhanced Power Transfer: Lightweight and stiff design ensures efficient power delivery for smoother pedaling.
Reinforced Durability: Spline-reinforced construction increases stability and extends lifespan under demanding conditions.
Improved Assembly: Octalink interface simplifies installation while ensuring a secure and precise fit.
Chain Line Optimization: Includes a chain stabilizer for better chain line control and reduced drivetrain noise.
Weight Advantage: 26g lighter than the BB-ES25 model for improved performance.

Technology

Octalink Technology: Utilizes Shimano's 8-tooth contact surface between the bottom bracket and crank for enhanced rigidity and greater load capacity compared to conventional square systems.

Specifications

Model No: BB-ES300-AK
Series: Shimano Alivio T4000 Series
Structure|For Chain Case: Yes
Axle Length/Shell Width (mm)|121|68 (BC1.37): Yes (w/ 1.8 mm spacer version available for FC-M521)
Spindle|Hollow Pipe: Yes
Spindle|Octalink: Yes

Shimano Warranty Information

Shipping Policy

We ship across India with free shipping on orders above ₹2,000 (₹99 for orders below ₹2,000). Cash on Delivery is available up to ₹20,000, with additional COD fees based on order value. Orders typically arrive within 3–6 working days, though delays may occur.

Note: Most Shimano products may take longer to ship. View full shipping policy

Returns & Refunds

Here's a quick overview of our return and refund policy:

7-Day Return Window: You can initiate a return within 7 days of receiving your product.
Eligibility: Items must be unused, in original condition, with all tags and packaging. Only select items like apparel (helmets, jerseys, gloves, etc.) are eligible.
Non-Returnable Items: Wetsuits and items discounted over 5% are not eligible for returns.
Compatibility Issues: Returns are not accepted for compatibility-related issues unless the product description on our website was incorrect. If you're unsure, please contact us before ordering.
Shipping & Processing: Return shipping is to be arranged by the customer. No pickups available.
Refund Options: Choose between exchange, store credit, or monetary refund (after deductions for shipping and transaction fees).
Order Cancellations: Only possible before the order is processed.

For full details, visit our Return & Refund Policy page.