OPTION PARTS FOR MRX-3

P/N Description
H0558 Damper Piston 1.2 (2pcs.) for MRX-3
H0559 Damper Piston 1.3 (2pcs.) for MRX-3
It is effective if you want to the car to turn more, but it's depend
on the track, condition of surface, and the way of driving style.