---
product_id: 322365317
title: "beiyoule Gravity City Water Inlet Fill Dish Hatch Lock for RV Trailer Cars for Most Fresh Water Inlets on RV Motorhomes Caravans & Boats"
brand: "beiyoule"
price: "¥16524"
currency: JPY
in_stock: true
reviews_count: 5
category: "Beiyoule"
url: https://www.desertcart.jp/products/322365317-beiyoule-gravity-city-water-inlet-fill-dish-hatch-lock-rv
store_origin: JP
region: Japan
---

# 1/2 inch vent for fast water fill Lockable cap with 2 keys Durable plastic, universal fit beiyoule Gravity City Water Inlet Fill Dish Hatch Lock for RV Trailer Cars for Most Fresh Water Inlets on RV Motorhomes Caravans & Boats

**Brand:** beiyoule
**Price:** ¥16524
**Availability:** ✅ In Stock

## Summary

> 🔐 Lock in Freshness, Unlock Peace of Mind!

## Quick Answers

- **What is this?** beiyoule Gravity City Water Inlet Fill Dish Hatch Lock for RV Trailer Cars for Most Fresh Water Inlets on RV Motorhomes Caravans & Boats by beiyoule
- **How much does it cost?** ¥16524 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/322365317-beiyoule-gravity-city-water-inlet-fill-dish-hatch-lock-rv)

## Best For

- beiyoule enthusiasts

## Why This Product

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

## Key Features

- • **Lightweight Yet Durable:** Crafted from tough plastic, this inlet lock balances strength with minimal added weight to your vehicle.
- • **Universal Compatibility:** Fits most RVs, motorhomes, caravans, and boats, making it the versatile upgrade your rig needs.
- • **Rapid Refill Ventilation:** 1/2 inch vent design accelerates water flow, cutting down refill time during your on-the-go adventures.
- • **Leak & Dust Resistant Seal:** Precision-engineered seal ring prevents leaks and keeps out dust, maintaining water purity wherever you roam.
- • **Secure Your Freshwater Access:** Lockable hatch with two keys ensures your water inlet stays protected from tampering and contamination.

## Overview

The beiyoule Gravity City Water Inlet Fill Dish Hatch Lock is a durable, lockable plastic cap designed for most fresh water inlets on RVs, motorhomes, caravans, and boats. Featuring a 1/2 inch vent for quick water filling and a secure seal to prevent leaks and dust ingress, it comes with two keys for added security. Lightweight and universally compatible, it’s an essential upgrade for maintaining clean, secure freshwater access on the road or water.

## Description

International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

Review: ممتاز وبديل للي انكسر عندي عجبني المنتج
Review: Exactly what I thought it was when I ordered it and fit perfectly

## Features

- RV Gravity Water Inlet & Gravity Water Inlet Fill Dish Hatch Lock- Fresh water inlet locakable cap supplied with two keys suitable for most fresh water inlets on motorhomes caravans and boats.
- Cover DesignVent: 1/2 inch. The 1/2 inch vent on the hatch ensures that water can be added quickly; The seal ring is designed to prevent leakage, dust and water leakage. Gravity Water Inlet Lockable Cap with Lock for Most Fresh Water Inlets on RV Motorhomes Caravans and Boats.
- Gravity Water Inlet & Fresh Water Fill Hatch with Lock- Gravity Design, water fill hatch inlet for RV trailer cars.Gravity plastic water inlet, threaded and tower-type interface, the air outlet can quickly add water.
- Material Made of plastic. Durable for useWith lock and keyPlastic water inlet, the hatch is equipped with a lock and key.
- International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08D6KKMM3 |
| Brand | beiyoule |
| Colour | 2 |
| Customer Reviews | 3.6 3.6 out of 5 stars (108) |
| Date First Available | 17 July 2020 |
| Item Weight | 10 g |
| Material | not null |
| Model Number | 15949663144496 |
| Product Dimensions | 32 x 10 x 8 cm; 10 g |

## Images

![beiyoule Gravity City Water Inlet Fill Dish Hatch Lock for RV Trailer Cars for Most Fresh Water Inlets on RV Motorhomes Caravans & Boats - Image 1](https://m.media-amazon.com/images/I/31FuizROn9L.jpg)
![beiyoule Gravity City Water Inlet Fill Dish Hatch Lock for RV Trailer Cars for Most Fresh Water Inlets on RV Motorhomes Caravans & Boats - Image 2](https://m.media-amazon.com/images/I/31x1nofVHyL.jpg)
![beiyoule Gravity City Water Inlet Fill Dish Hatch Lock for RV Trailer Cars for Most Fresh Water Inlets on RV Motorhomes Caravans & Boats - Image 3](https://m.media-amazon.com/images/I/31xA0tZWiOL.jpg)
![beiyoule Gravity City Water Inlet Fill Dish Hatch Lock for RV Trailer Cars for Most Fresh Water Inlets on RV Motorhomes Caravans & Boats - Image 4](https://m.media-amazon.com/images/I/41NsMC4+H5L.jpg)
![beiyoule Gravity City Water Inlet Fill Dish Hatch Lock for RV Trailer Cars for Most Fresh Water Inlets on RV Motorhomes Caravans & Boats - Image 5](https://m.media-amazon.com/images/I/41prM8v2RwL.jpg)

## Questions & Answers

**Q: does the city inlet have a backflow**
A: Yes it does. It is shown on the last picture

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by M***D on 12 April 2023*

ممتاز وبديل للي انكسر عندي عجبني المنتج

### ⭐⭐⭐⭐⭐ Review
*by M***S on 28 March 2025*

Exactly what I thought it was when I ordered it and fit perfectly

### ⭐⭐⭐⭐⭐ Review
*by C***B on 19 August 2021*

Very happy with the quality of this product along with it came with all the installation parts needed to put it in including Teflon tape very good highly recommend tough but flexible plastic

## Frequently Bought Together

- beiyoule Gravity City Water Inlet Fill Dish Hatch Lock for RV Trailer Cars for Most Fresh Water Inlets on RV Motorhomes Caravans & Boats
- Valterra T50 3" Hub x 3" Bay with Cap Valve Assembly,Black
- SEAFLO 33-Series Water Pressure Pump - 115V AC, 3.3 GPM, 45 PSI, Self Priming, Smart Pressure Switch, UL & CSA Certified, for RV, Caravan, Off-Grid, Marine, and Industrial Use

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.jp/products/322365317-beiyoule-gravity-city-water-inlet-fill-dish-hatch-lock-rv](https://www.desertcart.jp/products/322365317-beiyoule-gravity-city-water-inlet-fill-dish-hatch-lock-rv)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-25*