Cast Iron Adjustable Dumbbells Weight Barbell Set Men Women | Adjustable Dumbbell Set with Collars for Home Gym Bodybuilding, Weight Training, Strength Training | 15kg 20kg 30kg (30, Kilograms)

30kg / 66lb Set: 4 x 0.5kg (1.1lb) plates, 4 x 1.25kg (2.75lb) plates, 8 x 2.5kg (5.5lb) plates (all cast iron), 4 x Spinlock Collars, and 2 x 38cm (15") Chrome Spinlock Bars (Total weight includes bars and collars). The frame design after the multi-layer process, equipped with anti-collision safety materials, and the impact absorption angle structure can disperse severe impacts. The handle is more comfortable to grip, and the non-slip grip design is upgraded. The High-quality material coating makes it gentle to grip and prevents calluses, during use, you will not feel uncomfortable due to sweating, so you can enjoy the charm of sports. Using unique high-quality high-grade rubber material, smooth but non-slip to grip; this material is easier to wipe and clean. It is safer, non-toxic, non-harmless, and has no odor. Made of high-quality cast iron core To enhance durability, toughness, and stability. The solid structure will not break or bend after repeated use. Smaller area, unique upgrade design for dumbbell head, so that it occupies a smaller overall space. The upgraded dumbbell can be placed anywhere without worrying about scrolling randomly.