OKUMA 28090021 SILENT SPRING FOR BOXTER BXR-40, 50, EXIDE EXR-50, 60, FIN CHASER FN-40, STEELER 30, 40, STING RAY S-340, 350, TAMOKA TM-550, TROPHY PRO TP-50, TROPIX TPX-50, 150, & TX-50 SPINNING REELS