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Multi functional 8 wrist wrist force arm device POWER ARMS

The products have four conventional strength specifications, 20KG, 15KG, 10KG, 5KG, and special 30KG strength specifications, suitable for the needs of people of various ages and different demands.
Matching different intensity can be used as strength training, body building, rehabilitation training, child intelligence development toys and so on. Family must meet the needs of consumers of different ages.

[detailed parameters]
Product size: long 41CM * wide 22CM * high 3.5CM
Net product: 0.85KG
Material: shell ABS, NBR (foam), piano spring steel core
Color: shell black (handle color red, yellow, blue, black four conventional single color foam, can also be customized according to special needs of two color foam).
Packing: single color box packing, 20 cases in one case.