High speed high efficiency gear,Tamiya
... from the Technicraft Series by Tamiya.
Versatile and easy to construct gear
box broadens the world of handicrafts.,
Allows 2 gear
ratios, 11.6:1 and 18:1 to be selected.
Polyacetal resin gears
permit efficient power transmission with less rmechanical noise than metal gears
Accepts 140 or 260 type