--- product_id: 331427341 title: "PROIRON 20kg Cast Iron Adjustable Dumbbell Set" brand: "proiron" price: "€ 302.57" currency: EUR in_stock: true reviews_count: 13 category: "Proiron" url: https://www.desertcart.be/products/331427341-proiron-20kg-cast-iron-adjustable-dumbbell-set store_origin: BE region: Belgium --- # Convertible dumbbell to barbell Anti-loose rubber O-ring design Adjustable 4-33kg total weight PROIRON 20kg Cast Iron Adjustable Dumbbell Set **Brand:** proiron **Price:** € 302.57 **Availability:** ✅ In Stock ## Summary > 🔥 Elevate your home gym game — one set, endless gains! 🏋️‍♂️ ## Quick Answers - **What is this?** PROIRON 20kg Cast Iron Adjustable Dumbbell Set by proiron - **How much does it cost?** € 302.57 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/331427341-proiron-20kg-cast-iron-adjustable-dumbbell-set) ## Best For - proiron enthusiasts ## Why This Product - Trusted proiron brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Premium cast iron plates and iron spin locks ensure durability and secure workouts without compromise. - • **Dual-Mode Training:** Seamlessly switch between dumbbell and barbell setups with the sturdy steel connector. - • **Compact & Space-Smart:** One set replaces multiple weights, perfect for stylish home gyms with limited space. - • **Ergonomic Grip Comfort:** Wide 143mm knurled handles reduce wrist strain and enhance control during intense lifts. - • **Ultimate Weight Flexibility:** Customize your load from 4kg up to 33kg for every fitness level and goal. ## Overview The PROIRON Cast Iron Adjustable Dumbbell Set offers a versatile 20kg base weight expandable up to 33kg, featuring premium cast iron plates, ergonomic wide knurled handles, and a unique steel connector to convert dumbbells into a barbell. Designed for durability and comfort, it includes anti-loose rubber O-rings and iron spin locks for secure, professional-grade training at home. ## Description Product description PROIRON 20kg Cast Iron Adjustable Dumbbell Set Hand Weight with Solid Dumbbell Handles Changed into Barbell for Bodybuilding Fitness Home Gym PROIRON has been a global fitness equipment brand since 1997. We have core modern factory in the world's important steel industry base. In past 23 years of development, we have been focusing on offering professional weightlifting equipment. PROIRON export to the United States, Germany, the United Kingdom, and France. Major buyers come from Fortune 500 companies. We have own manufacturing bases, rigid quality control team for strict standard Focus on every production details Molded of molten iron Select superior iron resources Hand finishing Carefully polished, good quality at your fingertips Hammertone finish Stainless and durable Cast Iron Adjustable Dumbbell expert One set for life use Why is the cast iron dumbbell better? Cast Iron VS Plastic filled Cement Cast iron Dumbbell, much durable Dumbbells filled with cement, easy to break and leak Solid steel handle, Prevent cracking Hollow handle, easy to break Steel spinlock, fasten and strong Plastic nut, Deformation and damage Compact and efficient. Cast iron Dumbbell, efficient training Dumbbells filled with cement, large and bulky, less easy to use Characteristic Multiple weights, freely adjustable Buying just one set is like buying many different weight dumbbells for progressive training Longer and stronger connector The chromed steel connector can convert dumbbells into a barbell, for workout different muscles Anti-loose O-rings Four unique anti-loose O-rings help you with safe workout Iron spin lock Unlike the plastic lock, our iron spin lock can lock the weight plate firmly without deformation or damage Versatile and Practical Our adjustable dumbbell set with connector can help you alternate quickly and easily between dumbbell and barbell. This is great for strength training and enable you to expand your workout for peak performance. Improves Total Body Fitness Practicing with PROIRON Adjustable Dumbbells, you will see significant improvements with your cardiovascular health your muscular strength your muscular endurance Unleash Your Full Potential Increase muscle mass Encourage cardiovascular health Target specific muscles, pain free Offer Inexpensive & Effective exercises What you can get from package You can start from beginner to the next level easily by choosing adjustable cast iron dumbbell. Sold in sets Set of weights(0.5kg*4, 1.25kg*4, 2.5kg*4), Lock*4, handle*2, Dumbbell Connector*1 Review: Quality - GYM QUALITY Review: Great for home workouts - The item came in as described in the product listing. The quality looks great and this is really the best value for your money if you want to set up a small working space to exercise at home. It comes with a bar which you can mount and extend your regular sized dumbbell bar into a full long bar. ## Features - The dumbbell set includes two handles, four 0.5kg plates, four 1.25kg plates, four 2.5kg plates, 4 collars, and a extended bar. - Strictly selected materials, free of phthalate and lead. Unique rubber O-ring anti-loose design. - Free connection steel tube to change dumbbell to barbell. Give you more functions to build up muscle. With the steel connection tube, you can add more weight plates from 4kg to 33kg (includes bar weight). - Ergonomic designed knurled handle grip makes your hands more comfortable. - 143mm wide hand grip part give more room for your hand to grip, making it easier to lift without bumping your wrists for doing certain exercises. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01C9YD3I0 | | Best Sellers Rank | #193 in Sporting Goods ( See Top 100 in Sporting Goods ) #7 in Exercise & Fitness Dumbbells | | Brand | PROIRON | | Brand Name | PROIRON | | Color | #C - 20KG DUMBBELL SET | | Colour | #C - 20KG DUMBBELL SET | | Country of Origin | China | | Customer Reviews | 4.5 out of 5 stars 18,680 Reviews | | Global Trade Identification Number | 06942590010233 | | Grip Size | large | | Handle Diameter | 14.3 centimeters | | Handle Length | 35.6 Centimeters | | Handle Material | Alloy Steel | | Included Components | dumbbell | | Item Dimensions L x W | 37.4L x 18.4W centimeters | | Item Type Name | dumbbell | | Item Weight | 20 Kilograms | | Item weight | 20 Kilograms | | Manufacturer | PROIRON | | Material | Cast Iron | | Model Number | PRKCAS20K | | Number of Items | 19 | | Number of Pieces | 19 | | Other Special Features of the Product | Adjustable Weight | | Part Number | PRKCAS20K | | Product dimensions | 37.4L x 18.4W centimeters | | Set Name | PROIRON 20kg Adjustable Dumbbell Set | | Special features | Adjustable Weight | | Style | Adjustable | | Target Use Body Part | Body | | Unit Count | 1.0 Count | | Warranty Description | 3 | ## Product Details - **Brand:** PROIRON - **Colour:** #C - 20KG DUMBBELL SET - **Item weight:** 20 Kilograms - **Material:** Cast Iron - **Special features:** Adjustable Weight ## Images ![PROIRON 20kg Cast Iron Adjustable Dumbbell Set - Image 1](https://m.media-amazon.com/images/I/91GGKBbtdDL.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Quality *by B***Y on 10 April 2026* GYM QUALITY ### ⭐⭐⭐⭐⭐ Great for home workouts *by J***N on 23 March 2025* The item came in as described in the product listing. The quality looks great and this is really the best value for your money if you want to set up a small working space to exercise at home. It comes with a bar which you can mount and extend your regular sized dumbbell bar into a full long bar. ### ⭐⭐⭐⭐ Good *by A***R on 19 April 2026* Good quality 👌 ## Frequently Bought Together - PROIRON 44Lbs Cast Iron Adjustable Dumbbell Set Hand Weight with Solid Dumbbell Handles Changed into Barbell Handily Great for Bodybuilding Fitness Weight Lifting Training Home Gym - ProsourceFit Puzzle Exercise Mat ½ in, EVA Interlocking Foam Floor Tiles for Home Gym, Mat for Home Workout Equipment, Floor Padding for Kids, Black, 24 in x 24 in x ½ in, 144 Sq Ft - 36 Tiles - CAP Barbell 2-Inch Olympic Grip Weight Plate | Multiple Options --- ## 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.be/products/331427341-proiron-20kg-cast-iron-adjustable-dumbbell-set](https://www.desertcart.be/products/331427341-proiron-20kg-cast-iron-adjustable-dumbbell-set) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-06-18*