Feature(may vary by option.)

●- Appearance is exquisite and unique, domineering and eye-catching, full of mechanical and technological sense, excellent high-end precision metal crafts, exquisite desktop model decorations, and great collection value.
●- Excellent craftsmanship, the surface is finely processed, smooth, bright, and shiny, achieving a double combination of texture and beauty.
●- 88 number of parts, including 8 ball bearings, 5 threaded adjustment strokes are small and large, 3 pulleys have different speeds, and a total of 15 setting possibilities; installation time: about 1-2 hours.
●- Through DIY assembling the model, exercise the practical ability, observe the operation process of the model, understand its structure and principle.
●- You can do scientific and technological experimental demonstrations to increase your physics knowledge and increase your interest in learning. It can also be used as a high-end exquisite gift for important holidays to friends and family.

[Assembly required]

Description

Specification:
Product Name: Pumping Unit Model
Size: 17cm*15.8cm*10.8cm
Weight: 608g
Materials: Stainless steel screws and guide components; brass pistons and wheels aluminum, steel split parts (all stainless steel)

Package Including:
Pumping Unit Model*1