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Factory Price For ISO 13918 AWS D1.1 Shear Connector Welding Stud (Nelson stud) for Jamaica Manufacturers Related Video:

This prototype shows how electric linear actuator works. This is simple lifting mechanism implemented using DC Motor and Nut-Bolt.

Displacement : 12 cm
Time : 20 Sec
Motor Speed : 200 RPM
Voltage Supply : 12V

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From Amazon.in:
DC Helical Geared Motor -100 RPM: https://amzn.to/2zRVmu8
DC Helical Geared Motor -200 RPM: https://amzn.to/2cUlAGC