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Shimano BB-UN300

Price in EUR including VAT
54Ratings
Delivered between Wed, 22.7. and Fri, 24.7.
Only 2 pieces in stock at supplier
Free shipping starting at 30,–

Colour10

Product details

The Shimano Bottom Bracket BB-UN300 is a high-quality bottom bracket designed for reliable performance and stability while cycling. With a shell width of 73 mm and an axle length of 122.5 mm, it offers an optimal fit for various bicycle frames. The square axle allows for easy installation and compatibility with a wide range of chainrings. The bottom bracket is equipped with high-quality cartridge bearings that ensure improved chain stability and enhance pedaling efficiency. The product features a simple, monochromatic design and is made from durable aluminum, making it both lightweight and long-lasting. The BB-UN300 is ideal for cyclists who value performance and reliability and prefer easy installation.

  • High-quality cartridge bearings for improved performance
  • Compatible with BSA frames and square axles
  • Easy installation with threaded bearing cups
  • Lightweight and durable aluminum material
  • Optimal chain stability through integrated stabilizer.

Key specifications

Frame compatibility
BSA
Axis compatibility
Square-taper
Box width
73 mm

General information

Item number
13687915
Manufacturer
Shimano
Category
Bottom brackets
Manufacturer No.
62.78676
Release date
1.9.2020
External links
Manufacturer's site (de)

Colour

Colour
Black
Exact colour description
Black, Grey

Bottom Bracket Features

Bottom bracket design
Bolted bearing shells
Frame compatibility
BSA
Axis compatibility
Square-taper

Mounting

Box width
73 mm
Axis length
122 mm

Origin

Country of origin
France

Voluntary climate contribution

CO₂ emissions
1,42 kg
Climate contribution
EUR 0,12

Product dimensions

Axis length
122 mm
Weight
340 g

Legal Notice

Product Safety

Package dimensions

Length
16.50 cm
Width
4.60 cm
Height
4.60 cm
Weight
341 g

14-day cancellation right
30-day right of return
24 Months statutory warranty
Legal concerns

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Reviews & Ratings

Statutory warranty score

How often does a product of this brand in the «Bottom brackets» category have a defect within the first 24 months?

Source: Galaxus
  • 1.Sram
    0,2 %
  • 2.Shimano
    0,4 %

Statutory warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Galaxus
  • 1.Shimano
    0 days
  • Sram
    Not enough data

Return rate

How often is a product of this brand in the «Bottom brackets» category returned?

Source: Galaxus
  • 1.Shimano
    3,8 %
  • 2.Sram
    4,4 %
Source: Galaxus