---
product_id: 603397618
title: "JNNJ 5cm Car Trailer Tube Hitch Plug Cap, Dustproof and Waterproof Heavy Duty Trailer Rubber Hitch Cover Plug Cap Insert, Universal Fits 50mm Tube Tow Bar Cap Receivers for Vehicles Camping Car RV"
brand: "jnnj"
price: "A$30"
currency: AUD
in_stock: true
reviews_count: 9
category: "Jnnj"
url: https://www.desertcart.com.au/products/603397618-jnnj-5cm-car-trailer-tube-hitch-plug-cap-dustproof-waterproof
store_origin: AU
region: Australia
---

# Waterproof & dustproof seal Universal 5cm tube fit Durable ABS & rubber build JNNJ 5cm Car Trailer Tube Hitch Plug Cap, Dustproof and Waterproof Heavy Duty Trailer Rubber Hitch Cover Plug Cap Insert, Universal Fits 50mm Tube Tow Bar Cap Receivers for Vehicles Camping Car RV

**Brand:** jnnj
**Price:** A$30
**Availability:** ✅ In Stock

## Summary

> 🚗 Lock in your hitch’s style and protection—because your trailer deserves the best!

## Quick Answers

- **What is this?** JNNJ 5cm Car Trailer Tube Hitch Plug Cap, Dustproof and Waterproof Heavy Duty Trailer Rubber Hitch Cover Plug Cap Insert, Universal Fits 50mm Tube Tow Bar Cap Receivers for Vehicles Camping Car RV by jnnj
- **How much does it cost?** A$30 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/603397618-jnnj-5cm-car-trailer-tube-hitch-plug-cap-dustproof-waterproof)

## Best For

- jnnj enthusiasts

## Why This Product

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

## Key Features

- • **Smart Storage Strap:** Integrated rubber band keeps the cap tethered to your trailer, so you never lose it during washes or trips.
- • **Weatherproof Shield:** Blocks mud, dust, rain, snow, and critters to keep your trailer receiver pristine and rust-free.
- • **Universal Compatibility:** Fits most category 3, 4, and 5 trailer receivers, making it the go-to cover for your vehicle or RV.
- • **Rugged Protection, Always:** Heavy-duty ABS and rubber materials resist scratches, wear, and breakage for long-lasting hitch defense.
- • **Effortless Snap-On Installation:** No tools needed—securely fits your 5cm tow bar with a friction-hold design for quick, hassle-free setup.

## Overview

The JNNJ 5cm Car Trailer Tube Hitch Plug Cap is a robust, waterproof, and dustproof cover made from durable ABS and rubber. Designed for universal 5cm trailer receivers, it prevents rust, dirt, and critters from damaging your tow bar. Easy to install without tools and equipped with a smart tether strap, it ensures your hitch stays protected and your cap never goes missing—perfect for vehicles, camping, and RV enthusiasts.

## Description

Specifications: - Material: Rubber - Colour: Black - Size: 5 x 5cm trailer cover, 19 x 8 cm product flat area - Weight: 109g - Package includes: 1*Car trailer hitch protective cover Product Features: - High quality material, provide long time protection for your car trailer hitch. - Convenient fixing strap, save the trouble of storage. - Simple and easy to install, no extra tools needed, save time and effort.

Review: Good quality - Does the job great
Review: Great bit of rubber - It fits in a hole that normally has a tow bar perfectly which is perfect because that’s what it’s advertised to do and what I was looking for when I purchased it! Brilliant sturdy bit of perfectly sized rubber to protect your rear hole

## Features

- 【Quality Material】: This trailer cover is made of ABS material and rubber, sturdy and durable, scratch and wear resistant, not easy to break. Even after a long time of use, it can maintain good elasticity and provide longer protection for your tow bar ball head.
- 【Protection】: The trailer cover can provide good protection. A proper 5cm receiver trailer cover prevents mud, dirt, dust, rain, snow, ice and critters from entering the tube, prevents the receiver tube from rusting, prevents clogging and keeps the tube clean.
- 【Easy to Install】: The trailer cover is designed to provide you with maximum convenience. Installation is very simple. Simply attach the square ring to the 5cm tube and insert the cover section and the installation is complete. The strong friction will hold it firmly in place. No tools are required for the entire process.
- 【Compatibility】: This trailer cover is suitable for any 5cm x 5cm trailer receiver bar, commonly used for most category 3, 4, 5 trailer tow bar protection. It can be used on most models automobile on the market, but please check the size before you buy.
- 【Product Advantage】: The trailer cover is covered with a rubber band, when removing it, you just need to put the rubber ring on the trailer tube, no need to find a place to put the small parts purposely, it is very convenient, and prevents it from being lost when washing the car.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CCVBL8M6 |
| Best Sellers Rank | 91,822 in Automotive ( See Top 100 in Automotive ) 872 in Trailer Couplings & Accessories |
| Brand | JNNJ |
| Customer Reviews | 4.6 4.6 out of 5 stars (71) |
| Date First Available | 26 July 2023 |
| Item Weight | 110 g |
| Item model number | JNNJ-Hitch |
| Manufacturer | JNNJ |
| Manufacturer part number | JNNJ-Hitch |
| Model | 19cm x 8cm |
| Product Dimensions | 5 x 5 x 5 cm; 110 g |

## Product Details

- **Brand:** JNNJ
- **Colour:** Black
- **Material:** Acrylonitrile Butadiene Styrene Rubber
- **Product dimensions:** 5D x 5W x 5H centimetres
- **Style:** Modern

## Images

![JNNJ 5cm Car Trailer Tube Hitch Plug Cap, Dustproof and Waterproof Heavy Duty Trailer Rubber Hitch Cover Plug Cap Insert, Universal Fits 50mm Tube Tow Bar Cap Receivers for Vehicles Camping Car RV - Image 1](https://m.media-amazon.com/images/I/61kp1U4CG8L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good quality
*by N***N on 7 November 2025*

Does the job great

### ⭐⭐⭐⭐⭐ Great bit of rubber
*by G***8 on 7 August 2025*

It fits in a hole that normally has a tow bar perfectly which is perfect because that’s what it’s advertised to do and what I was looking for when I purchased it! Brilliant sturdy bit of perfectly sized rubber to protect your rear hole

### ⭐⭐⭐⭐⭐ Good fit
*by C***Y on 23 March 2025*

Fits my 23 ranger perfectly

## Frequently Bought Together

- JNNJ 5cm Car Trailer Tube Hitch Plug Cap, Dustproof and Waterproof Heavy Duty Trailer Rubber Hitch Cover Plug Cap Insert, Universal Fits 50mm Tube Tow Bar Cap Receivers for Vehicles Camping Car RV
- CDEFG Compatible with Ford Ranger T9 2023 2024 2025 Raptor Wildtrak XLT, UK Centre Console Armrest Storage Box Armrest Organiser Glove Box Storage Car Tray Ranger 2023 Accessories (Electronic Brake)

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**Shop now:** [https://www.desertcart.com.au/products/603397618-jnnj-5cm-car-trailer-tube-hitch-plug-cap-dustproof-waterproof](https://www.desertcart.com.au/products/603397618-jnnj-5cm-car-trailer-tube-hitch-plug-cap-dustproof-waterproof)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-03-07*