This is a High Efficiency Worm Gear Box Assembly Kit|
from the Technicraft Series by Tamiya.
Can produce extremely low speeds of rotation and is used for gear
Allows 2 gear ratios, 216.1:1 and 336.1:1 to be selected.
Gear case is injection molded and gears are polyacetal resin for
reducing mechanical noise.
Accepts 140 or 260 type motors.
Included motor operates on 3-4.5V.
Pictorial instruction sheet included.
One Technicraft High Efficiency Worm Gear Box Assembly Kit.
Keep away from children under 3 years of age due to choking hazard.