--- product_id: 655078715 title: "Adjustable Cast Iron Dumbbell and Barbell Weight Set, Spinlock Bars & Plates for Home Gym Strength Training, 15kg 20kg 30kg 50kg Weights for Fitness, Muscle Building, Exercise & Full Body Workouts Set" brand: "duas" price: "NT$44748" currency: TWD in_stock: true reviews_count: 8 category: "Duas" url: https://www.desertcart.tw/products/655078715-adjustable-cast-iron-dumbbell-and-barbell-weight-set-spinlock-bars store_origin: TW region: Taiwan --- # Secure spinlock collars Durable cast iron plates 50kg max load Adjustable Cast Iron Dumbbell and Barbell Weight Set, Spinlock Bars & Plates for Home Gym Strength Training, 15kg 20kg 30kg 50kg Weights for Fitness, Muscle Building, Exercise & Full Body Workouts Set **Brand:** duas **Price:** NT$44748 **Availability:** ✅ In Stock ## Summary > 🏋️‍♀️ Elevate your home workouts with pro-grade strength and style! ## Quick Answers - **What is this?** Adjustable Cast Iron Dumbbell and Barbell Weight Set, Spinlock Bars & Plates for Home Gym Strength Training, 15kg 20kg 30kg 50kg Weights for Fitness, Muscle Building, Exercise & Full Body Workouts Set by duas - **How much does it cost?** NT$44748 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/655078715-adjustable-cast-iron-dumbbell-and-barbell-weight-set-spinlock-bars) ## Best For - duas enthusiasts ## Why This Product - Trusted duas brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact & Versatile:** Easily switch between dumbbell and barbell modes—perfect for home gyms with limited space. - • **Rock-Solid Stability:** Spinlock collars and textured bars lock weights firmly in place for safe, confident lifts. - • **Ergonomic Grip Comfort:** Rubber-coated handles ensure a secure, non-slip hold even during intense sessions. - • **Customizable Strength Levels:** Choose from 15kg to 50kg sets for every stage of your fitness journey. - • **Premium Cast Iron Durability:** Heavy-duty plates engineered for balanced weight distribution and long-lasting performance. ## Overview This adjustable cast iron dumbbell and barbell set offers up to 50kg of customizable weight, featuring secure spinlock collars and durable, balanced plates. Designed for both beginners and advanced users, it combines ergonomic rubber grips with versatile configurations to support a wide range of strength training exercises—all in a compact, space-saving design ideal for home gyms. ## Description Shop Adjustable Cast Iron Dumbbell Barbell Set - 15kg, 20kg, 30kg, 50kg Weight Set for Men & Women with Spinlock Bars & Plates (50, Kilograms). Free delivery and returns on all eligible orders. Review: Solid, Durable, and Great for Home Workouts - These cast iron dumbbells are excellent quality and perfect for strength training at home. They feel solid and well-balanced, with a durable cast iron finish that gives confidence during every workout. The weight is accurate, and they’re comfortable to grip, even during longer sessions. I like how versatile they are for a wide range of exercises, from bicep curls to shoulder presses and full-body workouts. They’re compact, easy to store, and don’t feel flimsy like some cheaper alternatives. Overall, these dumbbells are sturdy, reliable, and great value for money. Ideal for beginners and more experienced users alike—definitely a worthwhile addition to any home gym. Review: Great Weights for price - A great set of weights, use them daily, only thing i’ve noticed is that the lengths of the bars are different which is understandable as it makes it easier to screw into other bar which then creates the barbell. Always make sure to retighten screws after using weights. Grip is good as i use gloves and great value worth the price. ## Features - 50kg / 110lb Set: 6 x 0.5kg (1.1lb) plates, 6 x 1.25kg (2.75lb) plates, 4 x 2.5kg (5.5lb) plates (all cast iron), 6 x Spinlock Collars, 2 x 35cm (14") Chrome Spinlock Bars, and 1 x 152cm Two-Piece Spinlock Bar (Total weight includes bars and collars). - SECURE SPINLOCK WEIGHT SYSTEM – Threaded dumbbell bars and easy-tighten spinlock collars help keep weight plates firmly positioned during exercise. The adjustable design lets you add or remove plates quickly, making this home weights set ideal for progressive overload, muscle building, toning, bodybuilding, resistance training and everyday fitness routines. - VERSATILE HOME GYM WEIGHTS – Use the adjustable weights for upper-body, lower-body and core training, including bicep curls, tricep extensions, shoulder presses, chest presses, bent-over rows, deadlifts, squats and lunges. A practical dumbbell and barbell set for strength workouts, fitness training, muscle development and home exercise workout sessions. - DURABLE CAST IRON WEIGHT SET – Designed for repeated strength and resistance training, the weight plates combine with textured metal handles for a stable, controlled grip. The compact adjustable dumbbell system gives you multiple training loads without needing several fixed dumbbells, helping save space in bedrooms, garages, studios and home gym areas. - 4 WEIGHT OPTIONS FOR PROGRESSIVE TRAINING – Choose from 15kg, 20kg, 30kg or 50kg sets to match your workout goals and available space. Ideal for men and women training at home, this adjustable dumbbell barbell weights set supports strength, conditioning, muscle building and general fitness while offering a compact solution for varied resistance exercises. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DG9BK6J1 | | Best Sellers Rank | 1,359 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 21 in Dumbbells | | Brand | DUAS | | Brand Name | DUAS | | Colour | Black | | Country of Origin | China | | Customer Reviews | 4.5 out of 5 stars 50 Reviews | | Handle Material | Rubber | | Item Weight | 50 Kilograms | | Item weight | 50 Kilograms | | Manufacturer | DUAS | | Material | Cast Iron | | Number of Items | 1 | | Number of Packs | 1 | | Number of Pieces | 25 | | Other Special Features of the Product | Adjustable Weight, Encased, Non-Slip, Unbreakable | | Part Number | 001-Dumbbells Set with Case | | Set Name | Adjustable Cast Iron Dumbbell Barbell Set | | Special feature | Adjustable Weight, Encased, Non-Slip, Unbreakable | | Style | Adjustable | | Unit Count | 1.0 count | ## Product Details - **Brand:** DUAS - **Colour:** Black - **Item weight:** 50 Kilograms - **Material:** Cast Iron - **Special feature:** Adjustable Weight, Encased, Non-Slip, Unbreakable ## Images ![Adjustable Cast Iron Dumbbell and Barbell Weight Set, Spinlock Bars & Plates for Home Gym Strength Training, 15kg 20kg 30kg 50kg Weights for Fitness, Muscle Building, Exercise & Full Body Workouts Set - Image 1](https://m.media-amazon.com/images/I/71Da+ul7hnL.jpg) ![Adjustable Cast Iron Dumbbell and Barbell Weight Set, Spinlock Bars & Plates for Home Gym Strength Training, 15kg 20kg 30kg 50kg Weights for Fitness, Muscle Building, Exercise & Full Body Workouts Set - Image 2](https://m.media-amazon.com/images/I/71Qt2EHMbYL.jpg) ![Adjustable Cast Iron Dumbbell and Barbell Weight Set, Spinlock Bars & Plates for Home Gym Strength Training, 15kg 20kg 30kg 50kg Weights for Fitness, Muscle Building, Exercise & Full Body Workouts Set - Image 3](https://m.media-amazon.com/images/I/71jOQv5RyiL.jpg) ![Adjustable Cast Iron Dumbbell and Barbell Weight Set, Spinlock Bars & Plates for Home Gym Strength Training, 15kg 20kg 30kg 50kg Weights for Fitness, Muscle Building, Exercise & Full Body Workouts Set - Image 4](https://m.media-amazon.com/images/I/71LRSiyVwkL.jpg) ![Adjustable Cast Iron Dumbbell and Barbell Weight Set, Spinlock Bars & Plates for Home Gym Strength Training, 15kg 20kg 30kg 50kg Weights for Fitness, Muscle Building, Exercise & Full Body Workouts Set - Image 5](https://m.media-amazon.com/images/I/71dviK4ig-L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Solid, Durable, and Great for Home Workouts *by C***R on 25 January 2026* These cast iron dumbbells are excellent quality and perfect for strength training at home. They feel solid and well-balanced, with a durable cast iron finish that gives confidence during every workout. The weight is accurate, and they’re comfortable to grip, even during longer sessions. I like how versatile they are for a wide range of exercises, from bicep curls to shoulder presses and full-body workouts. They’re compact, easy to store, and don’t feel flimsy like some cheaper alternatives. Overall, these dumbbells are sturdy, reliable, and great value for money. Ideal for beginners and more experienced users alike—definitely a worthwhile addition to any home gym. ### ⭐⭐⭐⭐⭐ Great Weights for price *by L***Y on 30 January 2026* A great set of weights, use them daily, only thing i’ve noticed is that the lengths of the bars are different which is understandable as it makes it easier to screw into other bar which then creates the barbell. Always make sure to retighten screws after using weights. Grip is good as i use gloves and great value worth the price. ### ⭐⭐⭐⭐ Decent set (50kg) *by B***2 on 14 June 2026* Fair priced & simple use. Only negative is the end caps come loose very easily. ## Frequently Bought Together - Adjustable Cast Iron Dumbbell Barbell Set - 15kg, 20kg, 30kg, 50kg Weight Set for Men & Women with Spinlock Bars & Plates - YOLEO Weight Bench, 660LB/300KG Adjustable Foldable Strength Training Bench, Utility Incline Decline Bench for Full Body Workout- Integrated Structure Updated --- ## 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.tw/products/655078715-adjustable-cast-iron-dumbbell-and-barbell-weight-set-spinlock-bars](https://www.desertcart.tw/products/655078715-adjustable-cast-iron-dumbbell-and-barbell-weight-set-spinlock-bars) --- *Product available on Desertcart Taiwan* *Store origin: TW* *Last updated: 2026-08-31*