RW YOUTH 18" SPIKED END PITCHING RUBBER The Rawlings Spiked End Pitching Rubber is designed to provide pitchers with stability on the mound and for easy maintenance when the field calls for upkeep. This pitching rubber comes with two metal spikes, which create for a quick and easy installation process. As a result, you can seamlessly transition when needing to move your pitching rubber around. The Rawlings Spiked End Pitching Rubber is available in an 18" youth size and a 24" adult size. Grab yours today!