body-building equipment
1.Select the desired weight.
2.Adjust the seat cushion to the desired
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body-building equipment

Exercise way:

1.Select the desired weight.

2.Adjust the seat cushion to the desired position.

3.Both hands grasp hand grip, arms forward until it extended completely.

4.Regain slowly, and restart before you regain to the starting position.
Exercise part: Scapular muscle.