This is a Performance Devices PDV1000072 75Mhz Channel 72 AM Crystal Set for Futaba, Hitec, and JR Radios. Each set includes one transmitter and one receiver crystal. Performance devices delivers the finest R/C crystals available. The extremely tight tolerance specifications of this crystal guarantees exceptional performance. Performance Devices offers a lifetime guarantee on their crystals.
**NOTE: These will not work in Futaba AM tranmitters manufactured before 2000.
