YOKOMO REAR GRIP-UP WEIGHT FOR RO1.0/SO SERIES (12G)
These weights are installed between the bulkhead and chassis plate on the rear side of the RO1.0 and SO series to increase the weight on the rear tires and improve grip. The weight is approximately 12g and the plate thickness is 1mm.
In addition to the grip-enhancing effect of the increased weight, it also increases traction by raising the gearbox (axle) position