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Shimano BB-UN300

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Delivered between Tue, 27.5. and Fri, 30.5.
More than 10 items in stock at supplier

Product details

The Shimano BB-UN300 is a high-quality bottom bracket designed for reliable performance in various bicycle frames. With a shell width of 68 mm and an axle length of 115 mm, this bottom bracket provides an optimal fit for BSA-compatible frames. The bottom bracket features a square taper interface that allows for easy installation and removal. Made from durable aluminum, the BB-UN300 ensures a long lifespan and high stability, even under demanding conditions. The threaded bearing cups provide secure and precise alignment, contributing to improved power transfer and a smooth riding experience. This bottom bracket is an excellent choice for cyclists who value quality and performance.

  • Compatible with BSA frames for versatile applications
  • Robust aluminum construction for durability
  • Easy installation with square taper interface
  • Threaded bearing cups for precise alignment and improved power transfer.

Key specifications

Axis diameter
115 mm
Frame compatibility
BSA
Axis compatibility
Square-taper
Box width
68 mm
Item number
15722877

General information

Manufacturer
Shimano
Category
Bottom brackets
Manufacturer no.
62.78677
Release date
22.4.2021
Sales rank in Category Bottom brackets
45 of 961

Colour

Colour
Silver
Exact colour description
Silver

Bottom Bracket Features

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

Mounting

Box width
68 mm
Axis diameter
115 mm
Axis length
107 mm

Voluntary climate contribution

CO₂-Emission
Climate contribution

Product dimensions

Axis length
115 mm
Axle diameter
115 mm

Package dimensions

Length
17 cm
Width
4 cm
Height
4 cm
Weight
270 g

30-day right of return
24 Months Warranty (Bring-in)

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Reviews & Ratings

Warranty score

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

Source: Digitec Galaxus
  • 1.Shimano
    0.1 %
  • 2.Sram
    0.2 %

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: Digitec Galaxus
  • Shimano
    Not enough data
  • Sram
    Not enough data

Unfortunately, we don't have enough data for this category yet.

Return rate

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

Source: Digitec Galaxus
  • 1.Sram
    3.5 %
  • 2.Shimano
    3.6 %
Source: Digitec Galaxus