Toys & Games · United States

DIY Assembled Hydraulic Mechanical Arm Hydraulic System 3IN1 Model Kit STEM Assembly Mechanical Design Puzzle Engineering Set

Lowest price: $32.86 · 1 store · price range $53.87 … $53.87 · 39% off the list price

Price history: 5 daily prices tracked since 2026-10-18; lowest $32.75, highest $32.86.

Price last confirmed by the store feed on 2026-10-27.

DIY Assembled Hydraulic Mechanical Arm Hydraulic System 3IN1 Model Kit STEM Assembly Mechanical Design Puzzle Engineering Set

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Store 1 (US)$32.86In stockGo to store

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