Tamiya High Power Gear Box Set TAM72003

High Efficiency High Power Gear Box Assembly Kit from the Technicraft Series by Tamiya. Designed for high torque output rather than speed. Suitable for constructing models such as tanks, buggies, tracked vehicles, and so on. Allows 2 gear ratios, 41.7:1 and 64.8:1 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. Kit includes One Technicraft High Power, High Efficiency Gear Box Assembly Kit.. Kit requires assembly, Phillips Screwdriver, Side Cutter, Pliers, Hobby Knife. « less