Ballen's
HO Slot car racing

Adjustable Brakes controlled by a 100 ohm Brake pot. Os3 all pro slot car controller. runs all ho cars this heat-sunk transistor prevents using the brake pot to dissipate the heat keeping the brake pot safe to touch at all times. Specially designed pivot rivet provides a snug yet free fit for the trigger to rotate on, eliminating the need for aftermarket bearings.