Reciprocating Linkage Linear Motion Demonstrator Kit With Dead Simple Adjustable Stroke And Heavy Duty Wooden Base Top Shelf Classroom Gear For Smooth Lab Demos And Sweet Science Fair Projects

Compact adjustable linkage demo kit for labs
✔️ Iron rod extends 20 to 80 mm with secured brackets

This desktop learning rig helps teachers demonstrate how rotary motors drive straight line travel in workshop settings and school labs. You get a straightforward view of motion transfer without dealing with messy cables because the built in driver handles the work automatically.

✅ Adjustable stroke spans twenty to eighty millimeters range
✅ Light timber platform features ready bolt spots for quick mounting
✅ Polished steel shaft pairs with colored plastic joints for clarity
✅ Direct drive motor spins the arm assembly for steady repeats

💡 How do pros dial in linkage setups for stable workshop rigs - Size the pivot gap against your motor speed setting first - Grab a handy iron shaft that throws enough force when loads pick up - Clamp the timber platform down so lateral kick never ruins readings - Wipe dust off the glide rails often to keep cycles running slick

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