Silver spring dual-purpose tension device Black Spring dual-purpose tension device plastic handle tension device Blue new pull force orange new pull force Gray new tension device
Rally classification:
Spring rally
According to the fitness effect selection:
Practice arm muscle
To apply a matrix to the object:
Male
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Items weight estimation 0 g, subject to actual weight
Calculated shipping includes heavy logistics. Order more, shipping costs will reduce
to 50% discounts!
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