Gears transmit rotary motion and are commonly found in Technic sets.
Gears transmit rotary motion and are commonly found in technic sets.
Different sized gears can be used to alter the speed of a driven part.
Gears transmit rotary motion and are commonly found in Technic sets.
Gears transmit rotary motion and are commonly found in technic sets.
Different sized gears can be used to alter the speed of a driven part.