This kit contains a wide variety of gears and other types of mechanical elements such as: crown gears, rack gears, worm gears, pulleys and rubber bands, these are very convenient to replace the broken ones and to model accessories for cars, robots, etc.

This kit includes:

• Rubber bands
• Belt Pulley
• Rack gear
• Worm Gear
• Spindle Gear
• Crown Gear
• Double Reduction Gear
• Single Reduction Gear
• Fan gear