---
product_id: 103088088
title: "IRD QB-55 JIS Square Taper Road Bicycle Bottom Bracket (Cromo/Silver - 68 x 118)"
brand: "ird"
price: "S/.358"
currency: PEN
in_stock: true
category: "Ird"
url: https://www.desertcart.pe/products/103088088-ird-qb-55-jis-square-taper-road-bicycle-bottom-bracket
store_origin: PE
region: Peru
---

# 118mm spindle length 68mm BSA shell width Sealed cartridge bearings IRD QB-55 JIS Square Taper Road Bicycle Bottom Bracket (Cromo/Silver - 68 x 118)

**Brand:** ird
**Price:** S/.358
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Upgrade your ride with precision power and zero compromise!

## Quick Answers

- **What is this?** IRD QB-55 JIS Square Taper Road Bicycle Bottom Bracket (Cromo/Silver - 68 x 118) by ird
- **How much does it cost?** S/.358 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/103088088-ird-qb-55-jis-square-taper-road-bicycle-bottom-bracket)

## Best For

- ird enthusiasts

## Why This Product

- Trusted ird brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Sealed Bearing System:** Advanced sealing technology keeps dirt and water out, slashing maintenance and extending lifespan.
- • **Optimized Power Transfer:** Snug 68x118mm fit ensures efficient pedaling with minimal friction and vibration.
- • **Sleek, Professional Finish:** A clean, classic look that integrates seamlessly with any bike build, perfect for pros and DIYers alike.
- • **Universal JIS Compatibility:** Fits traditional JIS square taper crank arms for versatile upgrades across road and mountain bikes.
- • **Precision Japanese Engineering:** Experience unmatched durability and smoothness crafted with meticulous Japanese manufacturing standards.

## Overview

The IRD QB-55 JIS Square Taper Bottom Bracket is a high-quality, Japanese-engineered cartridge unit featuring a 68mm BSA shell and 118mm spindle length. Its sealed bearing system ensures long-lasting smooth operation by protecting against dirt and water ingress. Compatible with traditional JIS square taper crank arms, it delivers reliable power transfer and durability for road and mountain bike applications, making it an ideal upgrade for riders seeking professional-grade performance and low maintenance.

## Description

The Interloc Racing Design QB55 Cartridge Bottom Bracket features sealed cartridge bearings with steel cups for durability. It uses a traditional square JIS 2-degree taper crank arm interface. The bottom bracket has a 68mm English BSA shell width (1.37 x 24 tpi, right-hand/left-hand threading) and a spindle length of 118mm. Made in Japan, this model has a shell ID of 33.6mm with 24 threads per inch.

## Features

- Interloc Racing Design QB55 Cartridge BB, JIS, 68x118mm
- Features traditional square JIS 2-degree taper crank arm interface.
- 68mm English threaded shell with BC1.37 x 24tpi specification.
- Spindle length measures 118mm for precise fit.
- Made in Japan for reliable manufacturing quality.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B004Y1MQVW |
| Best Sellers Rank | #1,106,737 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #673 in Bike Bottom Brackets |
| Brand Name | IRD |
| Color | Multicolor |
| Customer Reviews | 4.8 4.8 out of 5 stars (7) |
| Date First Available | April 26, 2011 |
| Included Components | Bottom Brackets |
| Item Dimensions LxWxH | 9 x 4.5 x 4 inches |
| Item Package Dimensions L x W x H | 9 x 4.5 x 4 inches |
| Item Weight | 12.16 ounces |
| Manufacturer | IRD |
| Material | Steel Bearings |
| Model Name | QB55 |
| Number of Items | 1 |
| Package Weight | 12.32 ounces |
| Part Number | Interloc Racing Design-BTBK1117 |
| Style | Bottom Brackets |
| Suggested Users | unisex-adult |
| Warranty Description | Limited Warranty |

## Images

![IRD QB-55 JIS Square Taper Road Bicycle Bottom Bracket (Cromo/Silver - 68 x 118) - Image 1](https://m.media-amazon.com/images/I/51-ym53xKjL.jpg)

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**Shop now:** [https://www.desertcart.pe/products/103088088-ird-qb-55-jis-square-taper-road-bicycle-bottom-bracket](https://www.desertcart.pe/products/103088088-ird-qb-55-jis-square-taper-road-bicycle-bottom-bracket)

---

*Product available on Desertcart Peru*
*Store origin: PE*
*Last updated: 2026-11-11*