---
product_id: 513839657
title: "KLRStec Professional Caulking Gun [25:1 Thrust Ratio] 4K Caulk Gun for All Standard 10oz / 300ml / 1/10 Gallon Sealant and Adhesive Cartridges"
brand: "klrs"
price: "€ 76.61"
currency: EUR
in_stock: true
url: https://www.desertcart.nl/products/513839657-klrstec-professional-caulking-gun-25-1-thrust-ratio-4k-caulk
store_origin: NL
region: Netherlands
---

# Dripless design for mess-free application 25:1 thrust ratio for powerful precision Tempered aluminum body for lightweight durability KLRStec Professional Caulking Gun [25:1 Thrust Ratio] 4K Caulk Gun for All Standard 10oz / 300ml / 1/10 Gallon Sealant and Adhesive Cartridges

**Brand:** klrs
**Price:** € 76.61
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal like a pro, work like a boss!

## Quick Answers

- **What is this?** KLRStec Professional Caulking Gun [25:1 Thrust Ratio] 4K Caulk Gun for All Standard 10oz / 300ml / 1/10 Gallon Sealant and Adhesive Cartridges by klrs
- **How much does it cost?** € 76.61 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/513839657-klrstec-professional-caulking-gun-25-1-thrust-ratio-4k-caulk)

## Best For

- klrs enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Crafted from corrosion-resistant tempered aluminum, ensuring long-term durability on any job site.
- • **Mess-Free Mastery:** Dripless mechanism guarantees clean, precise application every time—no wasted material, no cleanup hassle.
- • **Powerful Precision:** 25:1 thrust ratio delivers maximum force with minimal effort, perfect for professional-grade sealants.
- • **Lightweight & Ergonomic:** Weighing just over 1kg, it offers superior control and comfort during extended use.
- • **Universal Compatibility:** Fits all standard 10oz / 300ml / 1/10 gallon cartridges, making it your go-to tool for any project.

## Overview

The KLRStec Professional Caulking Gun features a robust 25:1 thrust ratio for powerful, precise application. Made from tempered aluminum, it combines lightweight design with exceptional durability. Its dripless technology ensures clean, mess-free use, compatible with all standard 10oz/300ml cartridges—ideal for professionals demanding efficiency and reliability on every job.

## Description

KLRStec Professional Caulking Gun [25:1 Thrust Ratio] 4K Caulk Gun for All Standard 10oz / 300ml / 1/10 Gallon Sealant and Adhesive Cartridges

## Features

- MAXIMUM DURABILITY - Our Caulk Guns only use durable and corrosion-resistant Materials to ensure long-term Functionality and to withstand any Construction Site
- HIGH-QUALITY PROCESSING - True to the motto "quality instead of quantity", our Dripless Hand Caulking Guns are mainly made of Tempered Aluminum, which ensures Stability despite the low weight!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | KLRS |
| Brand | KLRS |
| Model number | fh-55 |
| Product Dimensions | 35.7 x 21.8 x 7.6 cm; 1.02 kg |
| Color | Black |
| Material Type | Silicone |
| Manufacturer Part Number | 8719326214825 |
| Item Weight | 1.02 Kilograms |

## Images

![KLRStec Professional Caulking Gun [25:1 Thrust Ratio] 4K Caulk Gun for All Standard 10oz / 300ml / 1/10 Gallon Sealant and Adhesive Cartridges - Image 1](https://m.media-amazon.com/images/I/71Dxb9viLUL.jpg)

## Questions & Answers

**Q: What is a caulking gun and what is it used for?**
A: A caulking gun is a tool for the clean and controlled application of sealants, adhesives or silicone from standard cartridges. It is often used in the construction, sanitary and DIY sectors.

**Q: What types of cartridge guns are there?**
A: There are manual, battery-powered and compressed air-powered cartridge guns. Manual models are the most common, while battery-powered and compressed air-powered models have been developed for professional use.

**Q: What does the power ratio of a cartridge press mean?**
A: The force ratio describes the ratio of the manual force applied to the actual pressure force on the cartridge. A higher ratio makes it easier to work with viscous materials, as less force is required.

**Q: What advantages do high-quality cartridge guns offer?**
A: High-quality models have a better force ratio, making it easier to process viscous materials. They enable even dosing and require less effort.

**Q: Which cartridge sizes fit into a cartridge gun?**
A: Standard cartridge guns are designed for 310 ml cartridges. However, there are also models for larger or special cartridges.

## Frequently Bought Together

- KLRStec Professional Caulking Gun [25:1 Thrust Ratio] Heavy Duty Caulk Gun for All Standard 10oz / 300ml / 1/10 Gallon Sealant and Adhesive Cartridges
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- Saker Silicone Caulking Tools-3 in 1 Sealant Finishing Tool Grout Remove Scraper (Stainless Steelhead),Caulk Remover Glass Glue Angle Scraper for Bathroom,Kitchen,Floor,Window,Sink Joint,Frames Seal

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**Shop now:** [https://www.desertcart.nl/products/513839657-klrstec-professional-caulking-gun-25-1-thrust-ratio-4k-caulk](https://www.desertcart.nl/products/513839657-klrstec-professional-caulking-gun-25-1-thrust-ratio-4k-caulk)

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-03-01*