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Hex Dumbbells are designed with a solid cast iron or steel core and a durable rubber or PU coating to deliver stable, floor-friendly, and long-lasting performance. The hexagonal shape prevents rolling, making them ideal for both home and commercial gym use.
| Core Material | Solid round steel |
|---|---|
| Coating Material | PU |
| Specification | 2.5-50KG, increasing every 2.5KG/5LB-110LB, increasing every 5LB |
Prevents the dumbbells from rolling, improving safety and convenience during workouts.
Provides excellent strength, durability, and long-term structural stability.
Helps protect floors and equipment while reducing noise during use.
Built to withstand repeated drops and intensive training sessions.
Enhances grip control and reduces hand fatigue for safer lifting.
SJ FITNESS specializes in high-performance rubber flooring and strength training equipment tailored for commercial gyms and professional fitness spaces. Our product range includes rubber gym rolls, tiles, and mats, functional and CrossFit zone flooring, and safety flooring for kindergartens. We offer strength equipment such as high-elastic and competition bumper plates, rubber-coated weight plates, hex dumbbells, and PU dumbbells. Accessories include Olympic barbells and collars, lifting platforms and racks, and functional training gear. SJ FITNESS is ISO 9001 and CE certified, holds an AAA credit rating, and exports to over 30 countries worldwide with comprehensive quality control and support.