Plastic Gear 72T is a kind of gear drives. It can be matched with other gears to drive various parts.
The gear has two bosses for positioning Makeblock parts. Gears also can be overlaid with each other through the bosses in order to make parts connected more stably.
Features
? Number of teeth: 72T; Module: 1.0
? Material: Nylon, light weight
? A 8mm-diameter wheel inside which is compatible with junction box
? Little fiction force, high efficiency of driving
? Low noise