---
product_id: 437342813
title: "RSG 2Pcs ATV Air Vent Hose Gas Fuel Cap Universal CNC Tank Valve Tube with Check Ball Aluminum Breather for CR125R CR250 CR250R CR450R CR480R CR500R CR80R CRF100F CRF125F CRF125 CRF50F CRF70F Red"
brand: "appyu"
price: "€ 18.66"
currency: EUR
in_stock: true
reviews_count: 5
category: "Appyu"
url: https://www.desertcart.gr/products/437342813-rsg-2pcs-atv-air-vent-hose-gas-fuel-cap-universal
store_origin: GR
region: Greece
---

# Universal fit for 50-125cc ATVs 6061 T-6 CNC aluminum One-way valve protection RSG 2Pcs ATV Air Vent Hose Gas Fuel Cap Universal CNC Tank Valve Tube with Check Ball Aluminum Breather for CR125R CR250 CR250R CR450R CR480R CR500R CR80R CRF100F CRF125F CRF125 CRF50F CRF70F Red

**Brand:** appyu
**Price:** € 18.66
**Availability:** ✅ In Stock

## Summary

> ⛽️ Keep your ride fueled and leak-free with precision venting!

## Quick Answers

- **What is this?** RSG 2Pcs ATV Air Vent Hose Gas Fuel Cap Universal CNC Tank Valve Tube with Check Ball Aluminum Breather for CR125R CR250 CR250R CR450R CR480R CR500R CR80R CRF100F CRF125F CRF125 CRF50F CRF70F Red by appyu
- **How much does it cost?** € 18.66 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/437342813-rsg-2pcs-atv-air-vent-hose-gas-fuel-cap-universal)

## Best For

- appyu enthusiasts

## Why This Product

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

## Key Features

- • **Dirt & Debris Defense:** Protects your fuel tank from contaminants, ensuring cleaner fuel and smoother rides in extreme motocross conditions.
- • **Universal Compatibility:** Fits a wide range of dirt bikes, ATVs, and pit bikes from 50cc to 125cc for seamless upgrades.
- • **One-Way Valve Technology:** Innovative check ball valve lets air in while preventing fuel leaks—even when your bike tips over.
- • **Easy Installation & Portability:** Compact design with quick-fit hose diameter (8mm) makes installation a breeze and perfect for on-the-go riders.
- • **Precision CNC Machined Aluminum:** Durable 6061 T-6 aluminum with anodized finish for premium strength and corrosion resistance.

## Overview

The RSG 2Pcs ATV Air Vent Hose Fuel Cap is a high-quality, CNC-machined 6061 T-6 aluminum breather tube featuring a one-way check ball valve. Designed for universal fitment across most 50cc to 125cc dirt bikes and ATVs, it prevents fuel leaks and contamination by allowing air intake while blocking fuel escape. Its anodized finish ensures durability, making it an essential upgrade for motocross enthusiasts seeking reliable fuel tank protection and enhanced performance.

## Description

Your fuel tank needs to let air in to replace the fuel that has been usedAs dirt bikes often end up on their side or even upside down its handy to not have the fuel pour out when this happensThe fuel tank air vent solves these problems by having one-way valve that lets air in but stops fuel coming out. Also the short pipe allows for easy turning of the fuel cap Description: - One way valve inside vent:One way vent design allows the tank to breath and prevent fuel from splashing out--CNC machined & colour anodized- There is a check ball inside the hose- Allows air to come in and keep gas from going out- Color: Gold, Green, Red, Silver, Blue, Black- Replaces old vent line, easy to install- Hose Diameter: 8mm (5/16")- Material: CNC Aluminum Rubber Copper Specification: - Fit for most of Motorcycle Motocross Dirt Pit Monkey Bike ATV Quad etc- For SX F EXC ADV CRF YZF WRF KXF RMZ 125 250 300 350 450 990 CRF50 CR80 CR85 CRF110 CR125R CR250R CR500R CRF150R CRF150F CRF230R CRF230F CRF250R CRF250X CRF250L CRF450R CRF450XXR250R XR400R XR600 CRF250R CRF450R CRF250X CRF450XYZ80 YZ85 YZ125 YZ250 YZ250F YZ400F YZ426F YZ450F WR125 WR250 WR250F WR426F WR450F TTR250 DT230KX65 KX85 KX125 KX250 KX500 KX250F KX450F KLX450R KLX150 KLX250RM85 RM125 RM250 RMZ250 RMZ450 RMX250 DR250 DRZ400 S/SM DR650 Package Includes: 6 Piece Gas Cap Vent Hose Note: 1. Please allow slightly difference due to manual measurement.2. Color may be slightly different since different monitor. Thanks.

Review: Calidad - Exelente calidad👍Le quedó justo a mi cuatrimoto vento reptil
Review: Grips

## Features

- Fitment:Our fuel cap breather is fit for most of dirt pit monkey bike ATV Quad 50cc 110cc 70cc 125cc Motorcycle XR CRF RM KX SSR EXC XC SX SXF XCF XCW Dirt Pit Quad Bike Atv
- High Quality:This atv gas cap vent tube is made of 6061 T-6 aluminum,perfect anodize surface treatment,while the breather tube is made from plastic.Easy to install and convenient to carry
- PROTECTION:Fuel tank cap vent can protect your gas tank from filling with dirt,dust and debris in everyday use or more extreme motocross environments,keeps air in and gas from coming out

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09TY3K6NX |
| Best Sellers Rank | #199,677 in Automotive ( See Top 100 in Automotive ) #256 in Motorcycle Tanks & Accessories |
| Brand | APPYU |
| Brand Name | APPYU |
| Color | Red |
| Colour | Red |
| Customer Reviews | 4.3 out of 5 stars 119 Reviews |
| Included Components | Comes with housing |
| Item Dimensions L x W | 8L x 8W millimeters |
| Manufacturer | Rudear store |
| Material | Aluminum |
| Material Type | Aluminum |
| Nominal Wall Thickness | 1.3 month |
| Nominal wall thickness | 1.3 month |
| Outside Diameter | 8 Millimeters |
| Outside diameter | 8 Millimeters |
| Product dimensions | 8L x 8W millimeters |
| UPC | 797444421477 |

## Product Details

- **Brand:** APPYU
- **Colour:** Red
- **Material:** Aluminum
- **Nominal wall thickness:** 1.3 month
- **Product dimensions:** 8L x 8W millimeters

## Images

![RSG 2Pcs ATV Air Vent Hose Gas Fuel Cap Universal CNC Tank Valve Tube with Check Ball Aluminum Breather for CR125R CR250 CR250R CR450R CR480R CR500R CR80R CRF100F CRF125F CRF125 CRF50F CRF70F Red - Image 1](https://m.media-amazon.com/images/I/518dWJuw0FL.jpg)
![RSG 2Pcs ATV Air Vent Hose Gas Fuel Cap Universal CNC Tank Valve Tube with Check Ball Aluminum Breather for CR125R CR250 CR250R CR450R CR480R CR500R CR80R CRF100F CRF125F CRF125 CRF50F CRF70F Red - Image 2](https://m.media-amazon.com/images/I/51JTeXsIB0L.jpg)
![RSG 2Pcs ATV Air Vent Hose Gas Fuel Cap Universal CNC Tank Valve Tube with Check Ball Aluminum Breather for CR125R CR250 CR250R CR450R CR480R CR500R CR80R CRF100F CRF125F CRF125 CRF50F CRF70F Red - Image 3](https://m.media-amazon.com/images/I/41UdpT9H10L.jpg)
![RSG 2Pcs ATV Air Vent Hose Gas Fuel Cap Universal CNC Tank Valve Tube with Check Ball Aluminum Breather for CR125R CR250 CR250R CR450R CR480R CR500R CR80R CRF100F CRF125F CRF125 CRF50F CRF70F Red - Image 4](https://m.media-amazon.com/images/I/51-vzLljxVL.jpg)
![RSG 2Pcs ATV Air Vent Hose Gas Fuel Cap Universal CNC Tank Valve Tube with Check Ball Aluminum Breather for CR125R CR250 CR250R CR450R CR480R CR500R CR80R CRF100F CRF125F CRF125 CRF50F CRF70F Red - Image 5](https://m.media-amazon.com/images/I/61Q-ChllABL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Calidad
*by M***Z on 17 April 2024*

Exelente calidad👍Le quedó justo a mi cuatrimoto vento reptil

### ⭐⭐⭐⭐⭐ Grips
*by B***N on 11 February 2026*



### ⭐⭐⭐⭐⭐ Great product
*by K***T on 10 November 2025*



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---

*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-03-14*