At present, the main activities of dumbbell in China’s market are divided into rubber dumbbell, electroplated dumbbell, black paintting dumbbell, steel dumbbell, and PE cement dumbbell.
First cast iron dumbbell plate then chrome, zinc, and then mechanized polish. chrome on surface of plate Some will also add black paintting and red letters on dumbbell pieces.
Advantage:
(1) the product is bright outside and looks good.
(2) the proportion is suitable and suitable for exercise.
(3) the structure is strong and durable.
the coating is very easy to be damaged and then rusted.
30kg free adjustable chrome dumbbell set can fit anybody who like take exercise at home or office
eric dumbbell is good quality to purchance