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Item description: a pair of weighing 15 kg or 20 kg hardcover dumbbell hardcover electroplating electroplating dumbbell combination of fitness equipment with outer
Specification: according to the sale
20 kg of product parameters: (20 kg is the weight of a pair)
The weight of the piece is 12 piece + dumbbell bar + about the outer packing is 20.6 kg in weight
35 cm and length of 14 cm long handle, lever with rubber cushion, screw for top screw.
4 piece of 2.5 kg, each piece of 14.5 CM in diameter, 2.5 CM thickness. 4 piece of 1.25 kg, every piece of 12 CM in diameter, the thickness of 2 CM.
4 piece of 0.5 kg, each piece of 9 CM in diameter, the thickness of 1.5 CM.
15 kg of product parameters: (15 kg) is the total weight of a pair
The weight of the piece is 12 piece + dumbbell bar + about the outer packing is 15.6 kg
A piece of 1.25 kg of eight pieces
A 4 piece of 0.5 kg
Main functions:
Dumbbell is a kind of simple apparatus used to enhance muscle strength training.
It is the main material of cast iron, and some a rubber or plastic casing.
Its purpose is strength training, training muscle composite action. Because motor paralysis, pain, not activities for a long time lead to patients with low strength, holding a dumbbell, can use dumbbell weights for resistance movement actively, training of muscle strength.
Weights can be a single muscle, such as increase the weight, you have multiple muscle coordination, can also be used as a kind of compound muscle action training.
Method of use:
1, practicing dumbbell before to pick the right weight.
2, the purpose is to increase muscle, had better choose 65% 85% load of the dumbbell. For example, if you can lift the load is 10 kg, should choose the weight of 6.5 kg - 8.5 kg dumbbell exercise. When practicing every day 5-8 groups, each group of 6 to 12 times, moving velocity shoulds not be too fast, each group interval of 2 to 3 minutes. Load is too big or too small, intermittent time is too long or too short, the effect will be bad.
3, practice goal is to reduce the fat, it is recommended that the practice should be 15 to 25 or more in each group, each group of interval control in 1 to 2 minutes. If you feel this kind of practice is boring, can cooperate with your ?
Long-term practicing dumbbell benefits:
1, insist for a long time to practicing dumbbell, can decorate the muscle line, increasing muscular endurance, often do big weight of dumbbell exercise, can make muscles strong, strong muscle, increase strength.
2, can exercise upper limb muscles and lumbar and abdominal muscles. Such as do sit-ups in the back of my neck when hands clenched dumbbell, can increase abdominal muscle exercise load; Hand dumbbell body lateral flexion, or rotation exercise, can exercise abdominal, external oblique; Before holding a dumbbell straight arm lift, levelly obeying can exercise the shoulder and chest muscles.
3, can exercise muscles of lower limbs. Such as holding a dumbbell squats on one foot, feet squat jump, etc.
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