This system is used for rotational inertia, centripetal force and
conservation of angular momentum experiments.

 Rotating platform equipment(SG-7156-1) 

- A-Stand base with rotating shaft and pulley(1) 

- aluminum track : 508mm x 55.5mm(1)

 
- Rectangular mass(2)
Centripetal force accessory equipment(SG-7156-3)

 
- center post (1) : included spring, indicator

 
- side post(1) : included hanger 

- mass with hook(1) : included put in mass of 50g(2) 

- clamp with pulley
Rotational Inertia accessory equipment(SG-7156-4) 

- Disk (229mm dia.)
- Ring (125mm outside dia.

)
- Rotating platform adapter
- 10-spoke pulley with rod

 
- Rotational Motor(1) : 24V(max), included rubber belt 

- Support Rod-large(1) : put in pulley with rod 

- Support Rod-small(1) : put in photogate sensor

Mass and hanger set 

DC Power Supply(1) : SG-P303D, 30V, 3A

 Digital
Segye Photogate Timer System(1) : SG-9630S