Shimano BB-UN300 Square Taper Cartridge Bottom Bracket 73 x 113mm

Name: Shimano BB-UN300 Square Taper Cartridge Bottom Bracket 73 x 113mm
Brand: Shimano
SKU: 8ZHJTX3E
Price: 31.00 NZD
Availability: InStock

Brand: Shimano

SKU: 8ZHJTX3E

$31.00 Full price

$31.00

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$34.99 Full price

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Product Details

Description

Shimano quality/performance cartridge bearing square bottom bracket Tourney TX800 series. Fits 73mm bottom bracket shells, axle length 113mm.

Key Features

Shimano quality performance cartridge bearings
Square taper cartridge bottom bracket setup
73mm BSA shell fitment
Improved chainline stability
Aluminium adapter for lightweight strength

Specifications

Product Overview

Product

Shimano BB-UN300 Square Taper Cartridge Bottom Bracket 73 x 113mm

Brand

Shimano

Supplier SKU

ebbun300c13x

Frequently Asked Questions

What is the Shimano BB-UN300 Square Taper Cartridge Bottom Bracket used for?

The Shimano BB-UN300 Square Taper Cartridge Bottom Bracket is used to support and rotate your crankset smoothly, helping maintain stable drivetrain alignment on compatible frames.

Why choose the Shimano BB-UN300 Square Taper Cartridge Bottom Bracket?

You’d choose the Shimano BB-UN300 Square Taper Cartridge Bottom Bracket for dependable cartridge bearing performance, improved chainline stability, and a practical 73mm BSA fit that’s made for a tidy, reliable drivetrain setup.

Who is the Shimano BB-UN300 Square Taper Cartridge Bottom Bracket designed for?

The Shimano BB-UN300 Square Taper Cartridge Bottom Bracket is designed for riders and mechanics replacing or upgrading a square taper bottom bracket, especially when you want a Shimano bottom bracket that supports consistent crank and chain performance.