A bottom bracket built to outlast your frame - BB ALPHA features hardened stainless-steel races hand-built with grade-3 Silicon Nitride ceramic balls, custom-engineered seals and precision dust covers, delivering up to 500% better moisture protection, while still providing ultra-low friction performance. The simplified spacer tube design and lighter 7075 aluminum cups ensure quick installation and a 10% weight reduction over previous generations. All CeramicSpeed BB ALPHA models are handbuilt in Denmark and backed by a lifetime warranty.Comes with CeramicSpeed UFO All Round grease (5ml). Hardened Stainless Steel races offer exceptional corrosion protection and provide an optimal surface for the hand-built grade-3 Silicon Nitride ceramic balls. Internal ball bearing race has been redesigned

CeramicSpeed BB ALPHA EVO386 Bottom Bracket for 24mm/SHIMANO Spindles - Lightweight, Low-Friction, Ceramic Ball Bearings, Aluminum Shell, Road Cycling Gear

Reference Number: 4MV6EM

Experience Next-Level Performance with the CeramicSpeed BB ALPHA Bottom Bracket - EVO386, 86.5mm, for 24mm/ Spindle (Black)

Upgrade your road bike with the ultimate in precision engineering and durability-the CeramicSpeed BB ALPHA Bottom Bracket. Crafted for riders demanding maximum efficiency, longevity, and lightweight performance, this high-end bottom bracket is engineered to outperform standard components and handle rigorous cycling conditions.

Materials & Construction:

Constructed with hardened stainless-steel races, the BB ALPHA ensures exceptional corrosion resistance and long-lasting durability. Hand-built in Denmark, it features precision-grade 3 Silicon Nitride ceramic balls that dramatically reduce rolling resistance and enhance smoothness. The lightweight 7075 aluminum cups contribute to a 10% reduction in weight compared to previous models, making it an ideal choice for competitive cyclists seeking weight savings without sacrificing strength.

Performance & Engineering:

Designed for ultra-low friction, the BB ALPHA incorporates custom-engineered seals and dust covers that provide up to 500% better moisture protection. The redesigned internal ball bearing race offers improved support, enabling better pre-load handling and increased bearing lifespan. The innovative dust covers, flush with the outer edge of the cup, prevent debris penetration, ensuring pristine performance even in challenging riding conditions.

Components & Technology:

Includes CeramicSpeed UFO All Round grease (5ml), maximizing bearing longevity and smoothness. The bearings are strategically positioned further outward within the cup for enhanced stiffness and power transfer efficiency. The simplified spacer tube design facilitates quick installation, while the stainless steel seals maintain a perfect balance between protecting against contamination and maintaining top-tier low-friction performance.

Style & Use Case:

A sleek, black finish adds a modern aesthetic to any road bike, whether you're racing competitively or riding for recreation. Compatible with 24mm Hollowtech II, FSA MegaExo, and RaceFace EXI spindles, the BB ALPHA seamlessly integrates into a range of high-performance road bike frames. Its durable construction and cutting-edge technology make it ideal for serious cyclists seeking reliability, speed, and efficiency on every ride.

Innovative & Differentiating Features:

- Hand-built in Denmark with premium materials

- Silicon Nitride ceramic balls for superior low friction

- Custom-designed seals for 500% improved moisture protection

- Redesigned internal bearing race for enhanced preload support

- Flush, stainless-steel dust covers for debris resistance

- 10% weight reduction with lighter 7075 aluminum cups

- Compatible with multiple spindle types for versatile application

- Backed by a lifetime warranty, ensuring enduring performance

Maximize your cycling efficiency with the CeramicSpeed BB ALPHA Bottom Bracket-engineered for durability, speed, and precision. Elevate your road bike's performance today!

  • High-performance ceramic bottom bracket featuring Grade-3 Silicon Nitride ceramic balls for ultra-low friction and increased durability.
  • Engineered with hardened stainless steel races for superior corrosion resistance and a smooth, long-lasting ride, backed by a lifetime warranty.
  • Innovative dust covers and custom-engineered seals provide up to 500% better moisture protection, ensuring optimal performance in all weather conditions.
  • Lightweight design with 7075 aluminum cups and simplified spacer tube construction results in a 10% weight reduction, enhancing rider efficiency and bike handling.
  • Compatible with 24mm/ Hollowtech II, FSA MegaExo, and RaceFace EXI spindles, making it versatile for road bike setups and demanding cycling applications.
Item Specifications
Bottom Bracket Shell I.D.46
BB/Frame Interface386 EVO
BB Shell Width (mm)86
Weight97
Spindle Interface Type Hollowtech II
Spindle Interface TypeFSA MegaExo
Spindle Interface TypeRaceFace EXI
Defined ColorBlack

Why 365 Cycles?

365 Cycles is an Authorized CeramicSpeed Dealer, and we offer the Full CeramicSpeed Warranty!

Fast Shipping!

Professional Customer Service- available 7 days a week
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365 Cycles delivers all your cycling needs fast! We don't waste time preparing your order. Our priority is to serve our customers first and foremost. If you need help picking the right product, have questions about bike component compatibility, or just want to geek out about bikes we are here 7 days a week! Simply put, we are bike experts from dirt to tarmac and want to make sure you get the full 365 Cycles experience when you shop with us.

At 365 Cycles our mission is to simplify the shopping experience. We want to get you the right product in a quick time frame and be here if you need help with questions, warranty, friend to talk to, etc.

We’re dedicated to building lasting relationships with our customers, communities, and team members. We combine the knowledge and service of a traditional bicycle shop with the convenience of shopping in your own home.





Shipping & Handling

Most orders placed during the workweek before 1:30 pm EST ship the same day, but in rare cases (peak season/holiday periods) handling time can take up to 48 hours. If you have questions regarding shipping estimates, please let us know prior to placing your order. There is a direct signature requirement for all orders over $500.

Please allow 1-2 business days for your order tracking to update.

  • Cut off for SAME DAY SHIPPING- 1:30 pm EST Monday - Friday
  • Friday afternoon -Sunday orders ship the following Monday
  • Due to carrier restrictions orders shipped to: PO Box, HI, AK, & PR 365 Cycles may use a comparable service to what was selected.

Combined Shipping Discounts

To offer customers savings on shipping, we offer discounts when shipping multiple items from our store. We cannot issue refunds on shipping once an order is finalized so please follow the 5 steps below and ask if you are having trouble with the discount before you make a purchase.

  1. Be sure you are using the US site: https://www.ebay.com
  2. Select Add to Cart (instead of Buy It Now) with items from our store 365Cycles
  3. Click on Proceed to Checkout. On the checkout page, the shipping service on each line item needs to match
  4. Compare First Class vs Priority as sometimes Priority can be cheaper and it gets to you faster!
  5. You’ll need to change the shipping method to Priority on every item in your cart before the rate can be calculated.

Returns

365 Cycles offers returns for 30 days on new items in their original, intact packaging. Return shipping for ALL orders are to be paid by the buyer. Please be sure to read our return policy entirely and if you have any questions, please contact Customer Service.

Full refunds are issued on items that are brand new and we are able to resell as new. 365 Cycles reserves the right to deny returns that are outside of policy including, but not limited to, used items, items missing original packaging, items with damaged manufacturer packaging, or international orders. Return orders must be shipped in a box or bubble mailer. Items shipped without an outer box will incur a restocking fee. You will be contacted through eBay if your return is ineligible for a full refund.

Returns must be initiated within 30 days from purchase date through your Purchase History under My eBay.

If we make an error in shipping, please contact us -- we will ship out the correct item and provide a free prepaid return label as quickly as possible!

Exchanges

If you need to exchange your order, the fastest and easiest way to do this is to reorder. We will ship your new order immediately and, in the meantime, please initiate a return through eBay on the original item and return it. We will refund for the returned item once it is received back.



BTBK1355 .

Company Details

365 Cycles
1180 Enterprise Rd
East Petersburg, PA 17520
United States

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