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Spring Balancer for Assembly-line, Retractable Self-Locking Spring Balancer 5-9kg/9-15kg/15-22kg/22-30kg, Self-Locking Tower Industry Balance Crane Hand Tool with Alloy Hook and 1.5m(Size:5 to 9KG)

Spring Balancer 3-5 kg Load Bearing Retractable Spring Balancer Tool for Automobile Molds, Parts Welding, Assembly Line

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