---
product_id: 468436608
title: "23721 Compatible with Thetford Cassette Lip Seal 110 mm"
brand: "yuckmz"
price: "€ 22.56"
currency: EUR
in_stock: true
reviews_count: 8
url: https://www.desertcart.fi/products/468436608-23721-compatible-with-thetford-cassette-lip-seal-110-mm
store_origin: FI
region: Finland
---

# 80mm Inner Diameter 110mm Full Diameter Direct Replacement 23721 Compatible with Thetford Cassette Lip Seal 110 mm

**Brand:** yuckmz
**Price:** € 22.56
**Availability:** ✅ In Stock

## Summary

> 🚽 Seal the Deal with Confidence!

## Quick Answers

- **What is this?** 23721 Compatible with Thetford Cassette Lip Seal 110 mm by yuckmz
- **How much does it cost?** € 22.56 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/468436608-23721-compatible-with-thetford-cassette-lip-seal-110-mm)

## Best For

- yuckmz enthusiasts

## Why This Product

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

## Key Features

- • **Lightweight & Compact:** Weighing only 50g, it’s easy to handle and install without any fuss.
- • **Precision Engineering:** Designed with a full diameter of 110mm and an inner diameter of 80mm for optimal sealing.
- • **Quality You Can Trust:** Manufactured by YUCKMZ, a brand known for reliability in caravan and motorhome accessories.
- • **Hassle-Free Installation:** Direct replacement for your old or broken toilet cassette lip seal, ensuring a quick fix.
- • **Perfect Fit for Your Needs:** Compatible with Thetford C200, C250, C400, C500, C2, C3, and C4 models post-June 2000.

## Overview

The YUCKMZ 23721 Compatible Lip Seal is a precision-engineered replacement for Thetford cassette toilets, ensuring a perfect fit for models C200, C250, C400, C500, C2, C3, and C4 manufactured after June 2000. With a full diameter of 110mm and an inner diameter of 80mm, this lightweight seal guarantees a hassle-free installation and reliable performance for your caravan or motorhome toilet waste tanks.

## Description

23721 Compatible with Thetford Cassette Lip Seal 110 mm for C200 C250 C400 C500 C2 C3 C4 Caravan Motorhome Toilet Waste Tanks

## Features

- Fitment: Compatible With Thetford Cassette Toilet Lip Seal C200 C250 C400 C500 C2 C3 and C4 models,Please note this will only fit models after June 2000.
- Toilet Cassette Lip Seal Part Number: 23721
- The Full Diameter is 110mm,The inner diameter is 80mm, note to check whether the size matches your model.
- No. 23721 Slide Seal, Lip Seal for Waste Tanks, Toilet Cassette Tank Lip Seal, Direct replacement of the old or broken toilet cassette lip seal.
- Please compare your original before buying to check if this kit is what you need.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | YUCKMZ |
| Brand | YUCKMZ |
| Model | 23721 |
| Package Dimensions | 14.5 x 12.1 x 2.3 cm; 50 g |
| Manufacturer reference | 23721 |
| Manufacturer part number | 23721 |
| Item Weight | 50 g |

## Images

![23721 Compatible with Thetford Cassette Lip Seal 110 mm - Image 1](https://m.media-amazon.com/images/I/41oYxDlQbeL.jpg)
![23721 Compatible with Thetford Cassette Lip Seal 110 mm - Image 2](https://m.media-amazon.com/images/I/61LB5qJpE9L.jpg)
![23721 Compatible with Thetford Cassette Lip Seal 110 mm - Image 3](https://m.media-amazon.com/images/I/51FiF0acYKL.jpg)
![23721 Compatible with Thetford Cassette Lip Seal 110 mm - Image 4](https://m.media-amazon.com/images/I/61FSxbsxinL.jpg)
![23721 Compatible with Thetford Cassette Lip Seal 110 mm - Image 5](https://m.media-amazon.com/images/I/61UvIA+9TxL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    It works
  

*by C***O on Reviewed in the United Kingdom on 29 August 2024*

Reasonably easy to fit and works well

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    sealed well
  

*by V***E on Reviewed in the United Kingdom on 25 July 2024*

good replacement for old original

### ⭐⭐⭐⭐ 4.0 out of 5 stars







  
  
    Was compatible
  

*by L***N on Reviewed in the United Kingdom on 9 October 2022*

Fitted OK quick delivery

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**Shop now:** [https://www.desertcart.fi/products/468436608-23721-compatible-with-thetford-cassette-lip-seal-110-mm](https://www.desertcart.fi/products/468436608-23721-compatible-with-thetford-cassette-lip-seal-110-mm)

---

*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-01-25*