A convenient training tool for grip force.
Training activates blood circulation in the entire area of the arm and thus reduce the risk of synovium- and elbow problems.
Steel springs and ergonomic design.
Country of origin:China.
Product (cm):9,5×2,5×12,5.
Product (kg):0,18.
MATERIAL:Steel and Foam.
Additional information:Measure for one pc.










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