Suitable for:
Serpent S411 1/10th 190mm
Serpent S411 190mm Sport
Serpent S411 190mm Ready-to-race
Serpent S411 190mm Team Edition
Serpent 411 Eryx 2.0 190mm
Serpent 411 Eryx 3.0 190mm
Spur-gear 48P /72T Super true running, durable nylon, light, 12 small holes and 9 large holes to reach motormounts easier. The number of tooth is on the gears for easy find. Fits most electric cars.