60 pcs Gear Set Combinations Rack Pulley Belt Worm Single Double Gears

Contains almost all types of gear combinations, to meet your  DIY requirements
Contain:

• 60 styles Plastic Gear SET
• Single gear: 8 styles
• Spindle gear: 9 styles
• Double gear:12 styles
• Belt wheel: 7 styles
• Crown gear: 9 styles
• Blue motor gear: 2 styles
• Belt: 4 styles
• Sleeve: 4 styles
• Worm: 2 styles
• Rack: 1 styles
• Copper teeth: 1 styles
• Umbrella teeth: 1 styles
• Material: plastic