2 in 1 Adjustable Cast Iron Barbell and Dumbbell Set 10kg 15kg 20kg 30kg 40kg

We are professional cast iron dumbbells factory, We accept all OEM orders, our Barbell-Set-p.html' target='_blank'>cast iron dumbbells are exported to Europe, Middel East, Asia and South America, Australia and so on.

Cast Iron Dumbbells is a simple equipment used to strengthen muscle strength training. Its main material is cast iron, and some are covered with a layer of rubber. Its purpose is for muscle strength training, muscle compound movement training. Patients with low muscle strength due to exercise paralysis, pain, long-term inactivity, etc., hold a dumbbell barbell set, and use the weight of the dumbbell to exercise resistance against resistance and train muscle strength. adjustable dumbbell barbell set can train a single muscle; if you increaseweight, you need the coordination of multiple muscles. It can also be used as a kind of muscle compound exercise training.