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Shimano

Shimano BBUN300 68mm - 107mm Bottom Bracket - British Thread

SKU BBUN300B07
£12.95 RRP £27.99 −53%

Earn 12 points with Bikeparts+ to spend on your next orderHow it works

  • 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

Overall rating: 5.0 / 5 from 9 reviews.

AI Generated Review Summary

Summary topics

Review topics: [service, quality, fit, price].

Review highlights

Reviews

New BB

"Delivered early, perfect fit and good quality. Very pleased with this product."

— Kevin P. (5/5)

Great product

"A good priced bottom bracket does exactly as it's meant to."

— TONY E. (5/5)

Brilliant

"Came very quickly well happy as always with bike parts great service"

— William R. (5/5)

Replacement for fixie

"Good quality splines allowed easy fit and I’m hoping easy removal some years down the line (I’ve had some made from butter!). Could have probably gone for 107 to get perfect chain line but easily good enough for daily commute"

— Jonathan H. (5/5)

Shimano axle

"Excellent service less than 24hrs from order to receive item. Price very competitive. Highly recommend Bike parts."

— David L. (5/5)

Perfect

"Great service"

— Luke (5/5)

bottom bracket

"found I needed a new bottom bracket Wednesday riding home from work ordered bracket that night it arrived Friday, fitted it Saturday morning everything back to normal thanks for your fast response."

— Gary K. (5/5)

Good product ,at a good price , fast delivery

"👍"

— neil r. (5/5)

It's Shimano and fits my

"It's Shimano and fits my old bike. Feels and looks like a quality product. Hopefully it does what it needs to do for a long time."

— Customer (5/5)

Q&A

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