75Pcs plastic crown single and double reduction gear set for motors

Material:plastic
Type:spindle gear,crown gear,sigle gear,double gear,worn gear,bevel gear,belt pulley,belt,connecting rack,axle sleeve,tee collar
Quantity:75
Feature:
75 type ideal for DIY science and small production, product design and mechanical model
Package included:
19X Double Reduction Gear(each one)
12X Single Reduction Gear(each on)
11X Crow Gear(each one)
2x Worm Gear(each one)
9X Spindle Gear(each one)
7X Belt Pulley(each one)
6X Axle Sleeve(each one)
5X Belt(each one)
2X Connectiong Rack(each one)
1X Tee Collar

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