RE Suspension Bump Stop Puck, Roller Blade Style, 5 Series, 2.000" OD, 0.625" ID, 0.500" Tall, 70 Durometer, Polyurethane, Green

The RSW line of bump stops produce a relatively linear curve. These are good, all-around bump stops that work very well at all race tracks. RSW stops are thermo set making them consistent with heat. Not recommended to run inside a cup.