The 4642 is a Protective Grille made of black-painted metal. Decoration ring made of black plastics. It is suitable for FR 10 4 OHM, FR 10 8 OHM, FR 10 F 4 OHM, FR 10 HM 4 OHM, FR 10 HM 8 OHM, FX 10 4 OHM, PX 10 4 OHM, R 10 S 4 OHM, R 10 S 8 OHM, R 10 SC 4 OHM and R 10 SC 8 OHM speakers.
