Titanium replacement, fits JBL JBL 2420, JBL 2421, JBL 2470, JBL LE175, JBL LE85, JBL 2425, JBL 2426, JBL 2427H (8 ohm), Altec 802, 804, 806, 807, 808, 902, 904, 908, 909, Radian 1225 and others, 8 ohms, 1.75" voice coil.*These are aftermarket replacement diaphragms.
