Shimano BB-UN300 Tapered Bottom Bracket British Thread Silver
Shimano BB-UN300 Tapered Bottom Bracket British Thread Silver
Overall Rating: 4.5 / 5 (average from multiple review sources, as of 19 Oct 2026)
Based on a total of 97,980 customer reviews from independent review platforms.
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Based on a total of 97,980 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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2 to 3 days
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£10.95
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Shimano Un-300 Bsa Bottom Bracket 68 mm Silver / Black
Overall Rating: 3.9 / 5 (average from multiple review sources, as of 18 Oct 2026)
Based on a total of 43,251 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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Based on a total of 43,251 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
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1 working day(s)
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£10.99
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Shimano UN-300 BSA 68X110 Bottom Bracket
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 3 Oct 2026)
Based on a total of 292 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
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pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 292 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
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£11.17
Delivery from £6.99
Shimano BB-UN300 Square Taper Bottom Bracket - 107 to 127mm - 68/73mm
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 17 Oct 2026)
Based on a total of 24,155 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 24,155 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
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Will usually delivered within 3 - 4 working days of receiving cleared payment.
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£13.99
GBP 13.99 / Unit
Delivery from £2.99
Shimano Bottom Bracket UN300 68 x 110mm Square Taper British Thread BB Genuine
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 17 Oct 2026)
Based on a total of 24,155 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 24,155 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Total Price
Will usually delivered within 1 working day of receiving cleared payment.
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£14.29
Free Delivery
Shimano Bottom Bracket UN300 68 x 110mm Square Taper BB British Thread
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 17 Oct 2026)
Based on a total of 24,155 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 24,155 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Total Price
Will usually delivered within 1 working day of receiving cleared payment.
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£14.29
Free Delivery
SHIMANO BB-UN300 Vierkant-Innenlager // BSA 68x110 mm (Alivio)
Overall Rating: 4.2 / 5 (average from multiple review sources, as of 18 Oct 2026)
Based on a total of 26,737 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 26,737 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Total Price
Only 8 left in stock.
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£14.29
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Shimano UN300 BS Square Taper Bottom Bracket - Silver 68 - 110 Mm
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 18 Oct 2026)
Based on a total of 4,771 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 4,771 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
2-4 Working days
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£17.59
Delivery from £4.99
Shimano BB-UN300 bottom bracket British thread (BSA) (68-110 mm) Size:
Overall Rating: 3.5 / 5 (average from multiple review sources, as of 6 Oct 2026)
Based on a total of 4,581 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 4,581 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
1-3 working days
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£17.99
Delivery from £2.95
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Cheapest offer
A good quality bottom bracket for traditional chainsetsSuper-accurate bearings for smooth operation and improved durabilityDurable, hard-wearing sealed cartridge bottom bracket with square tapered spindle fittingMaintenance-free sealed cartridge bearing assembly keeps out dirt, mud, and water for long bearing lifeFast and easy installation without adjustmentNarrow body allows clearance for cable routing under the bottom bracket
£10.95
2 to 3 days
tredz.co.uk
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Product Information
Packaging data
| Quantity per pack | 1 pc(s) |
Weight & dimensions
| Length | 110 mm |
| Width | 68 mm |
Features
| Surface coloration | Monochromatic |
| Product colour | Grey |
| Type | Bottom bracket |
Product information
At a glance
- Exceptional Strength: Built for daily riding demands.
- Smooth Operation: Precision-crafted for minimal friction.
- Quick Setup: Designed for effortless installation.
Note: This text was created with the help of AI.
Unlock Your Ride with the Shimano E-BBUN300B10X!
The Shimano E-BBUN300B10X is the perfect choice for anyone looking to enhance their cycling experience, whether you're a seasoned cyclist or just starting out. Designed for use with e-bikes, this bottom bracket significantly improves pedal efficiency and power transfer. If you’re planning to upgrade your bike or replace your current bottom brackets, look no further! This product is tailored for those who appreciate quality and performance, ensuring that every ride feels smooth and powerful. Explore more about **Bottom Brackets** [here](https://www.pricehunter.co.uk/categories/bottom-brackets-26493.html).Key Features and Benefits
One of the standout features of the Shimano E-BBUN300B10X is its exceptional durability, crafted to withstand the rigors of daily use. This bottom bracket boasts a lightweight yet robust design, allowing for effortless installation and maintenance. Its **precision-engineered bearings** ensure a smooth rotation, reducing friction for enhanced performance. Other key benefits include:- Sealed Bearings: Protect against dirt and moisture, prolonging lifespan.
- Compatibility: Works seamlessly with various e-bike systems for optimal performance.
- Easy Installation: Simple design for quick and hassle-free setup.
Stylish and Functional Design
Not only is the Shimano E-BBUN300B10X functional, but it also sports an aesthetic that complements any bike. The sleek finish and minimalist design make it a visually appealing addition to your ride. With its **black anodized aluminum housing**, it not only looks good but is also resistant to corrosion, ensuring that it maintains its sleek appearance over time. The thoughtful engineering behind this bottom bracket also means it blends in seamlessly with your bike's components, enhancing the overall look without compromising on performance.Ride with Confidence
Investing in the Shimano E-BBUN300B10X means you’re choosing reliability and excellence for your cycling adventures. This bottom bracket is engineered to deliver superior performance, whether you're commuting in the city or exploring rugged trails. With its combination of durability, ease of installation, and stylish design, you can ride with confidence knowing that you have one of the best products in your bike. Don’t miss out on elevating your cycling journey – the Shimano E-BBUN300B10X is ready to take you further!Note: This text was created with the help of AI.
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15 Variants from £9.58
Shimano BB-UN300 BSA Bottom Bracket, Bottom bracket dimensions 113/73mm
£9.66
365rider.com/en
Delivery from £9.54
Shimano BB-UN300 BSA Bottom Bracket, Bottom bracket dimensions 123/73mm
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Delivery from £9.54
Shimano BB-UN300 Tapered Bottom Bracket British Thread Silver
£10.99
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Delivery from £2.95
Bottom Bracket Axle Shimano BSA 117.5mm/68mm BB-UN300 Square Chaincase
£10.67
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Delivery from £6.99
Bottom Bracket Axle Shimano BSA 122.5/68mm BB-UN300 Square (LL123)
£10.76
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Delivery from £6.99
Shimano BB-UN300 BSA Bottom Bracket, Bottom bracket dimensions 118/73mm
£9.66
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Delivery from £9.54
Shimano BSA 127.5/68mm BB-UN300 Square Chaincase Bottom Bracket
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Delivery from £6.99
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