Skip to contentSkip to navigation
Buy now, pay later. Learn more.‌
Up to 40% off backcountry ski gear >
Up to 40% off Patagonia >
Deep winter sale: up to 55% off >
Français
‌
MEC

Shimano BB-UN300 Square Taper Bottom Bracket

6013-529

‌

Delivery options:

‌

Rocksolid guarantee

Shop with confidence. If it’s not working out, you can return it (consumables, electronics, undergarments and swimwear excluded).
Really. If it's not up to snuff after you use it (a couple times) you can still bring it back. It lasts longer than 30 days, but not forever. We'll be fair about it.
BB-UN300 Square Taper Bottom Bracket NO_COLOUR
BB-UN300 Square Taper Bottom Bracket NO_COLOUR

Description

‌
‌

A mountain bike bottom bracket with English threads and square tapering.

  • Spindle is steel
  • Width is 68mm
  • Includes resin left hand adapter

Tech specs

‌
‌
Ideal for
  • Mountain biking
TypeThreaded
Thread styleBritish
Axle integrationSquare tapered
Shell width68mm
Made inSingapore

Reviews (2)

2.5 out of 5 stars with 2 reviews for Shimano BB-UN300 Square Taper Bottom Bracket‌
‌
‌
‌
‌
‌
‌

Ask and answer

‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
‌
Compare (0)
Compare