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Shimano BB-UN300 Square Type Bottom Bracket 68x118mm

Brand: Shimano

SKU: K7JCN4RY

$25.00 Full price

$25.00

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Product Details

Description

Shimano quality/performance cartridge bearing square bottom bracket Tourney TX800 series. Fits 68mm bottom bracket shells, axle length 118mm.

Key Features

High-quality Shimano performance
Cartridge bearing design
Fits 68mm bottom bracket shells
Axle length of 118mm
Compatible with Tourney TX800 series

Specifications

Product Overview

Product

Shimano BB-UN300 Square Type Bottom Bracket 68x118mm

Brand

Shimano

Supplier SKU

EBBUN300B18X

Frequently Asked Questions

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

The Shimano BB-UN300 Square Bottom Bracket provides the spindle and bearing assembly that lets the crankset rotate smoothly inside a 68mm bottom bracket shell.

Why choose the Shimano BB-UN300 Square Bottom Bracket?

Choose the Shimano BB-UN300 Square Bottom Bracket for reliable cartridge-bearing performance, easy installation, and proven Shimano quality at a value price.

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

The Shimano BB-UN300 Square Bottom Bracket is designed for riders upgrading or replacing square-taper cranksets on road, hybrid, or entry-level bikes who want dependable, low-maintenance performance.

Smooth cartridge-bearing performance

Cartridge bearing construction delivers reliable, low-maintenance rotation and long-lasting durability. Ideal for steady pedaling and reduced friction over time.