--- product_id: 237381929 title: "Red Devil 3989 9\" Extreme Duty Caulk Gun Thrust Ratio 26:1, Black, 1 Pack" brand: "red devil" price: "€ 86.03" currency: EUR in_stock: true reviews_count: 7 category: "Red Devil" url: https://www.desertcart.gr/products/237381929-red-devil-3989-9-extreme-duty-caulk-gun-thrust-ratio store_origin: GR region: Greece --- # Ergonomic rubber trigger for comfort Revolving barrel for tight space access 26:1 thrust ratio delivers 950 lbs force Red Devil 3989 9" Extreme Duty Caulk Gun Thrust Ratio 26:1, Black, 1 Pack **Brand:** red devil **Price:** € 86.03 **Availability:** ✅ In Stock ## Summary > 🔧 Dominate every seal with power, precision, and comfort! ## Quick Answers - **What is this?** Red Devil 3989 9" Extreme Duty Caulk Gun Thrust Ratio 26:1, Black, 1 Pack by red devil - **How much does it cost?** € 86.03 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/237381929-red-devil-3989-9-extreme-duty-caulk-gun-thrust-ratio) ## Best For - red devil enthusiasts ## Why This Product - Trusted red devil brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Comfort Meets Control:** Ergonomic rubber trigger and push release reduce hand fatigue during extended use - • **Drip-Free Application:** Stops flow instantly on release to prevent waste and ensure clean, professional results - • **Built-In Jobsite Convenience:** Includes seal punch for quick cartridge prep and ladder hook for easy storage - • **Power Through Thick Materials:** 26:1 thrust ratio generates 950 lbs of extrusion force for the toughest jobs - • **Effortless Precision in Tight Spots:** Revolving barrel design lets you maneuver smoothly in hard-to-reach areas ## Overview The Red Devil 3989 Extreme Duty Caulk Gun combines a powerful 26:1 thrust ratio delivering 950 pounds of force with a revolving barrel for easy access in tight spaces. Its ergonomic rubber trigger ensures comfort during prolonged use, while built-in features like a seal punch and ladder hook enhance jobsite efficiency. Designed for professionals and serious DIYers, it offers drip-free application for clean, precise results every time. ## Description The Red Devil 3989 Extreme Duty Caulk Gun is the ultimate tool for professionals and serious DIYers. With its impressive 26:1 thrust ratio, this powerhouse delivers 950 pounds of force, making it effortless to extrude even the thickest caulking materials. The revolving barrel design allows for smooth operation in tight spaces, while the ergonomic rubber trigger and push release mechanism ensure comfort during extended use. This caulk gun comes equipped with convenient features like a built-in seal punch for quick cartridge preparation and a ladder hook for easy storage on the job site. The drip-free technology prevents material waste by immediately stopping the flow when you release the lever, ensuring clean and precise application every time. Whether you're tackling large-scale construction projects or home improvements, the Red Devil 3989 Extreme Duty Caulk Gun is the reliable, high-performance tool you need for professional results. Review: Quality - Quality item Review: Don't waste your money - poor lasted as long as a low budget gun ## Features - 26:1 THRUST RATIO: 950 pounds of force easily extrudes the thickest of materials - COMFORTABLE GRIP: Ergonomic rubber trigger and push release - REVOLVING BARREL: Allows for effortless maneuvering in tight, hard to reach areas - INCLUDES SEAL PUNCH & LADDER HOOK: Quickly puncture the seal of caulk cartridges and hangs easily on a ladder when not in use - 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 | B07CVSQJHY | | Best Sellers Rank | 683,862 in DIY & Tools ( See Top 100 in DIY & Tools ) 1,055 in Caulking Guns | | Brand | Red Devil | | Colour | Black | | Compatible Material | Rubber | | Customer Reviews | 4.5 4.5 out of 5 stars (3,227) | | Global Trade Identification Number | 00075339015995 | | Item Dimensions L x W x H | 35.1L x 7W x 22.1H centimetres | | Item Type Name | Thrust Ratio 26:1 | | Item Weight | 748 g | | Manufacturer | Red Devil | | Power source | Corded Electric | | Style | Extreme Duty | | UPC | 075339015995 | | Unit Count | 1.0 Count | | Wattage | 900 watts | ## Product Details - **Brand:** Red Devil - **Colour:** Black - **Item weight:** 748 g - **Product dimensions:** 35.1L x 7W x 22.1H centimetres - **Style:** Extreme Duty ## Images ![Red Devil 3989 9" Extreme Duty Caulk Gun Thrust Ratio 26:1, Black, 1 Pack - Image 1](https://m.media-amazon.com/images/I/617o63UEhyL.jpg) ![Red Devil 3989 9" Extreme Duty Caulk Gun Thrust Ratio 26:1, Black, 1 Pack - Image 2](https://m.media-amazon.com/images/I/71YLkK9xoJL.jpg) ![Red Devil 3989 9" Extreme Duty Caulk Gun Thrust Ratio 26:1, Black, 1 Pack - Image 3](https://m.media-amazon.com/images/I/71jVqrMk0uL.jpg) ![Red Devil 3989 9" Extreme Duty Caulk Gun Thrust Ratio 26:1, Black, 1 Pack - Image 4](https://m.media-amazon.com/images/I/71uoRhSdZFL.jpg) ![Red Devil 3989 9" Extreme Duty Caulk Gun Thrust Ratio 26:1, Black, 1 Pack - Image 5](https://m.media-amazon.com/images/I/813vhylUK0L.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: Anyone tried this with automotive glass urethane?** A: Yes, the Red Devil 9" Extreme Duty Caulk Gun #3989 worked great, with minimal effort requirement. Used with a 10.5oz metal tube of DuPont BetaSeal U-428 Plus, Primerless to Auto Glass Urethane Adhesive. **Q: Will 3m 8.5" tubes fit in this gun? 10.5oz?** A: 3m that is 9 feet an no that will not fit, 8.5 inch tubes will fit and 10.5 oz will fit, most tubes are 4.5cm and they do fit **Q: Does it have a rotating barrel?** A: Yes barrel can rotate 360* around **Q: is this for asphalt too? And is it easy to use?** A: Yes they have 10.1 ounce tubes of asphalt repair that will fit and work,very easy to use and if you have problems try looking at utube on caulk gun use 👍 ## Customer Reviews ### ⭐⭐⭐⭐⭐ Quality *by R***W on 9 February 2026* Quality item ### ⭐ Don't waste your money *by G***G on 8 September 2021* poor lasted as long as a low budget gun ### ⭐⭐⭐⭐⭐ Review *by J***N on 4 September 2025* I recently purchased this caulking gun, and I’m thrilled with its performance and quality. The product is exactly as described—a heavy-duty tool built to handle tough jobs with ease. The sturdy construction feels robust in hand, giving me confidence that it can withstand frequent use without wearing down. Its design is ergonomic, making it comfortable to hold and operate, even during extended projects. The functionality of this caulking gun is impressive. It delivers a smooth and consistent flow of caulk, which makes application precise and mess-free. Whether I’m working on small home repairs or larger projects, this tool performs reliably every time. The mechanism is easy to load and operate, which saves time and effort, especially for someone like me who values efficiency. Shipping was remarkably fast, and the item arrived in perfect condition, well-packaged to prevent any damage during transit. The seller’s attention to detail in ensuring a positive customer experience really stood out. They’ve earned my trust with their professionalism and prompt service, making this purchase hassle-free from start to finish. If I ever need another caulking gun, I wouldn’t hesitate to buy from this seller again. Their combination of high-quality products and excellent customer service makes them a standout choice. I highly recommend this caulking gun to anyone looking for a durable, reliable tool for their projects. ## Frequently Bought Together - Red Devil 3989 9" Extreme Duty Caulk Gun - Hand Caulking Gun - Thrust Ratio 26:1,Black - Auto Glass Sealant Windshield Urethane Glue Sikaflex P2G Primerless Adhesive x 2 - One Step Primer - Ideal for Windshield Replacement - Promotes Adhesion of Urethan Adhesive/Sealants - UV Resistant - Fast Drying, No Activator - Incl. 2 Daubers and Gloves - Black - 30 mL / 1 fl oz --- ## 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.gr/products/237381929-red-devil-3989-9-extreme-duty-caulk-gun-thrust-ratio](https://www.desertcart.gr/products/237381929-red-devil-3989-9-extreme-duty-caulk-gun-thrust-ratio) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-05-08*