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  2. Components
  3. Drivechain
  4. Bottom Bracket
  5. Shimano Bb-Un300 Bottom Bracket
Shimano
Select an option:

Shimano Bb-Un300 Bottom Bracket British Thread, 68 - 107 Mm 68-107MM Black

£19.99

Available

Product Information
Size:
68-107MM
Colour:
Black
How to Buy

In-Store

Available to
purchase in-store

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01506 873123 to order

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delivery information
Delivery Information
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Pay now, collect immediately

FREE

Mainland UK delivery by Royal Mail 1st Class signed for
Items dispatched the next day. For Highlands and Islands please phone.

£5.99

Mainland UK delivery by Royal Mail 1st Class signed for £100+
Items dispatched the next day. For Highlands and Islands please phone.

FREE

Select & Buy

Shimano Bb-Un300 Bottom Bracket 73-118MM Black
Shimano Bb-Un300 Bottom Bracket 73-118MM Black
GTIN: 4550170619244
MPN: BBUN300C18

Available

£23.99

Shimano Bb-Un300 Bottom Bracket British Thread, 73 - 113 Mm 73-113MM Black
Shimano Bb-Un300 Bottom Bracket British Thread, 73 - 113 Mm 73-113MM Black
GTIN: 4550170619213
MPN: BBUN300C13

Available

£20.99

Shimano Bb-Un300 Bottom Bracket British Thread, 68 - 107 Mm 68-107MM Black
Shimano Bb-Un300 Bottom Bracket British Thread, 68 - 107 Mm 68-107MM Black
GTIN: 4550170619282
MPN: BBUN300B07

Available

£19.99

Shimano Bb-Un300 Bottom Bracket British Thread, 73 - 122.5 Mm (ll123) 73-122.5MM Black
Shimano Bb-Un300 Bottom Bracket British Thread, 73 - 122.5 Mm (ll123) 73-122.5MM Black
GTIN: 4550170622190
MPN: BBUN300C23

Available

£20.99

Shimano Bb-Un300 Bottom Bracket British Thread, 68 - 110 Mm
Shimano Bb-Un300 Bottom Bracket British Thread, 68 - 110 Mm
GTIN: 4550170619206
MPN: BBUN300B10

Available

£19.99

Shimano Bb-Un300 Bottom Bracket British Thread, 68 - 113 Mm Black
Shimano Bb-Un300 Bottom Bracket British Thread, 68 - 113 Mm Black
GTIN: 4550170619329
MPN: BBUN300B13

Available

£20.99

Shimano Bb-Un300 Bottom Bracket British Thread, 68 - 115 Mm Black
Shimano Bb-Un300 Bottom Bracket British Thread, 68 - 115 Mm Black
GTIN: 4550170619183
MPN: BBUN300B15

Available

£19.99

Shimano Bb-Un300 Bottom Bracket British Thread, 68 - 122.5 Mm Black
Shimano Bb-Un300 Bottom Bracket British Thread, 68 - 122.5 Mm Black
GTIN: 4550170619251
MPN: BBUN300B23

Available

£20.99

Shimano Bb-Un300 Bottom Bracket British Thread, 68 - 127.5 Mm Black
Shimano Bb-Un300 Bottom Bracket British Thread, 68 - 127.5 Mm Black
GTIN: 4550170619312
MPN: BBUN300B27

Available

£20.99

Shimano Bb-Un300 Bottom Bracket British Thread, 68 - 117.5 Mm Black
Shimano Bb-Un300 Bottom Bracket British Thread, 68 - 117.5 Mm Black
GTIN: 4550170619220
MPN: BBUN300B17

Available

£20.99

Description

  • A good quality bottom bracket for traditional chainsets
  • Super-accurate bearings for smooth operation and improved durability
  • Durable, hard-wearing sealed cartridge bottom bracket with square tapered spindle fitting
  • Maintenance-free sealed cartridge bearing assembly keeps out dirt, mud, and water for long bearing life
  • Fast and easy installation without adjustment
  • Narrow body allows clearance for cable routing under the bottom bracket

Specification

Miscellaneous
Model Year
Model Year
2020
Get in Touch

13 Main Street
WEST CALDER
EH55 8BY

  • 01506 873123
Pedal Power
Services

Pedal Power Scotland Limited is a company registered in Scotland with company number SC393317.
Registered office: 13 Main Street, WEST CALDER, EH55 8BY. VAT number: 751 7227 44.

Pedal Power Scotland Limited acts as a credit broker and only offers credit products from Secure Trust Bank Plc. trading as V12 Retail Finance. Pedal Power Scotland Limited is authorised and regulated by the Financial Conduct Authority. Our registration number is 729879. Credit provided subject to age and status.

©2025, Pedal Power Scotland Limited.

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