![Discovery Science Mindblown STEM Hydraulic Arm DIY Building Set 176 Pieces](https://swedemom-production.s3.amazonaws.com/spree/images/392840/large_webp/NMH33123a.webp?1677632276)
![Discovery Science Mindblown STEM Hydraulic Arm DIY Building Set 176 Pieces](https://swedemom-production.s3.amazonaws.com/spree/images/392841/large_webp/NMH33123b.webp?1677632276)
![Discovery Science Mindblown STEM Hydraulic Arm DIY Building Set 176 Pieces](https://swedemom-production.s3.amazonaws.com/spree/images/392842/large_webp/NMH33123c.webp?1677632277)
![Discovery Science Mindblown STEM Hydraulic Arm DIY Building Set 176 Pieces](https://swedemom-production.s3.amazonaws.com/spree/images/392843/large_webp/NMH33123d.webp?1677632277)
![Discovery Science Mindblown STEM Hydraulic Arm DIY Building Set 176 Pieces](https://swedemom-production.s3.amazonaws.com/spree/images/392844/large_webp/NMH33123e.webp?1677632278)
This is a STEM hydraulic arm DIY building set by Discovery.
It is multicolored and features grip and movability using the power of hydraulics, 6 levers, and 176 pieces.
The box measures about 12" tall, 16" wide, and 6" deep.
These kits are in very good pre-owned condition in the original packaging.