This kit contains a wide variety of gears and other types of mechanical elements such as: propellers, bushings, main shaft gear, crown gear, double gear, plastic plates, rubber bands, and installation tools. This gears are very convenient to replace the broken ones and to model accessories for cars, robots, etc.

This kit includes

• 6 x rubber band
• 4 x three - way bushing
• 1 x 82A copper gear
• 7 x blue main shaft
• 7 x pulley
• 3 x bushings
• 2 x gear installation tools
• 1 x window plate
• 4 x propeller
• 3 x ordinary color main shaft
• 3 x four-wheel drive gear
• 14 x color gear