---
product_id: 170964779
title: "Juntful Mountain Bike Cooling Brake Rotors Down Hill Floating Bicycle Brake Disc"
brand: "juntful"
price: "¥19134"
currency: JPY
in_stock: true
category: "Sports"
url: https://www.desertcart.jp/products/170964779-juntful-mountain-bike-cooling-brake-rotors-down-hill-floating-bicycle
store_origin: JP
region: Japan
---

# Juntful Mountain Bike Cooling Brake Rotors Down Hill Floating Bicycle Brake Disc

**Brand:** juntful
**Price:** ¥19134
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Juntful Mountain Bike Cooling Brake Rotors Down Hill Floating Bicycle Brake Disc by juntful
- **How much does it cost?** ¥19134 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/170964779-juntful-mountain-bike-cooling-brake-rotors-down-hill-floating-bicycle)

## Best For

- juntful enthusiasts

## Why This Product

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

## Description

Feature:Cooling brake floating rotor increase special heat sink structure, after the heat treatment process, the heat sink is in seamless contact with the outer frame, which is equivalent to a thermal diffuser, heat can be quickly dissipated.Rotor outer part use high-strength stainless steel material, inner part use ultralight thicken aluminum alloy material, full CNC engraving and milling, anodizing black and red color, stamping.Five-pin fixed connection design, the most stable way to force, the floating structure can avoid the vibration caused by the longitudinal expansion of the disc when it brakes due to high temperature. Improve the safety of cycling.Made in hollow design, high-strength while reducing weight, and the hollow structure helps to dissipate heat, drain mud and drain.Suitable for ridingSpecification:Material: Magnesium alloy disc heart + 404 stainless steelSize: (approx.) 140mm, 160mm, 180mm, 203mm ; Thickness: approx 1.90 mmProcess: Pitch: the center distance of the hole is 44 mm/ (international standard six-pin disc)Included:1 x Bike Cooling Brake Rotors6 x Screws

## Features

- Cooling brake floating rotor increase special heat sink structure, after the heat treatment process, the heat sink is in seamless contact with the outer frame, which is equivalent to a thermal diffuser, heat can be quickly dissipated.
- Rotor outer part use high-strength stainless steel material, inner part use ultralight thicken aluminum alloy material, full CNC engraving and milling, anodizing black and red color, stamping.
- Five-pin fixed connection design, the most stable way to force, the floating structure can avoid the vibration caused by the longitudinal expansion of the disc when it brakes due to high temperature. Improve the safety of cycling.
- Made in hollow design, high-strength while reducing weight, and the hollow structure helps to dissipate heat, drain mud and drain.
- Suitable for riding

## Images

![Juntful Mountain Bike Cooling Brake Rotors Down Hill Floating Bicycle Brake Disc - Image 1](https://images-na.ssl-images-amazon.com/images/I/710uk0PHk6L.jpg)
![Juntful Mountain Bike Cooling Brake Rotors Down Hill Floating Bicycle Brake Disc - Image 2](https://images-na.ssl-images-amazon.com/images/I/61L-atsQwxL.jpg)
![Juntful Mountain Bike Cooling Brake Rotors Down Hill Floating Bicycle Brake Disc - Image 3](https://images-na.ssl-images-amazon.com/images/I/51B-48CI0fL.jpg)
![Juntful Mountain Bike Cooling Brake Rotors Down Hill Floating Bicycle Brake Disc - Image 4](https://images-na.ssl-images-amazon.com/images/I/51bVOA9TGJL.jpg)
![Juntful Mountain Bike Cooling Brake Rotors Down Hill Floating Bicycle Brake Disc - Image 5](https://images-na.ssl-images-amazon.com/images/I/515PlG%2BNWYL.jpg)

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**Shop now:** [https://www.desertcart.jp/products/170964779-juntful-mountain-bike-cooling-brake-rotors-down-hill-floating-bicycle](https://www.desertcart.jp/products/170964779-juntful-mountain-bike-cooling-brake-rotors-down-hill-floating-bicycle)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-11-15*