Set includes two helical springs. The long, narrow spring measures 3/4" x 72", and can be extended to 5 meters. The larger spring measures 3" x 4", and can be extended many times its length without distortion. Includes activ...

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Set includes two helical springs. The long, narrow spring measures 3/4" x 72", and can be extended to 5 meters. The larger spring measures 3" x 4", and can be extended many times its length without distortion. Includes activity guide.

  • Country Of Origin: United States
  • Model Number: WDSET1
  • Item Package Dimension: 15.399999984292" L x 11.399999988372" W x 6.599999993268" H
  • Item Package Weight: 3.30032006214 lb
  • Country Of Origin: United States
  • Model Number: WDSET1
  • Item Package Dimension: 15.399999984292" L x 11.399999988372" W x 6.599999993268" H
  • Item Package Weight: 3.30032006214 lb

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