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4106 4M-Kidz Labs Hydraulic Arm (6 pc/pack)
4106 4M-Kidz Labs Hydraulic Arm (6 pc/pack)
Add to WishlistExplore simple hydraulic principles and build a working mechanical arm that can move and grab. Includes robot arm parts and instructions. 8yrs and up
Explore simple hydraulic principles and build a working mechanical arm that can move and grab. Includes robot arm parts and instructions. 8yrs and up