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demonstration pulley block mechanical physics experiment teaching science and education instrument single double three pulley two series connecting wheel

EXW Price: Min. order:

CN¥ 19.9
≥ 2 piece

CN¥ 19.5
≥ 50 piece

CN¥ 19.0
≥ 100 piece

2 piece

Item No. 21031

specifications

Specifications

mixed wholesale	CN¥ 0.0
60 diameter	CN¥ 0.0
40 diameter	CN¥ 0.0
50 diameter	CN¥ 0.0
65 diameter	CN¥ 0.0

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Qinghua science instruments 14yr.

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Description

material: pvc plastic + metal

brand: huiyue qinghua

applicable scenarios: school

Note: Please contact us to confirm the delivery time after placing the order (inventory levels can change instantly).

Breaking through mechanical challenges, the pulley group experiment device makes physics easier! Using metal pulleys, with single, double, and triple combinations, and flexible switching of series and parallel connections.

A clear demonstration of the labor-saving principle, making the motion and fixed pulley easy to understand.

ISO certification, durable and accurate, suitable for teaching demonstrations.

Step away from abstract concepts and conduct hands-on experiments to spark interest in science!

Update time：20260617115601